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f 5!US5033 I 7' \ United States David L. Edsall, M.D., S.D. EDITORS Great Britain E. L. Collib, M.D., M.R.C.S. HONORARY CONSULTING EDITOR Sib Thomas M. Lbgge. M.D.. D.P.H. ASSOCIATE EDITORS United States W. Irving Clabk, Jb., M.D.Leland E. Cover, M.D. Alicb Hamilton, A.M., M.D. Emery R. Hayhtjrst, A.M., Ph.D., M.D. Yandbll Henderson, Ph.D. Harry E. Mock, MJD. L. R. Thompson, M.D. C.-E. A. Winblow, M.S., A.M., Dr.P.H. William P. Yant, B.S. Great Britain W. F. Deabden, M.R.C.S., D.P.H. Sir Kenneth Goadby, K.B.E., M.R.C.S., D.P.H. Leonard Hill, M.B., F.R.S. T. Lister Llewellyn, B.S., M.D., M.I.M.E. Sib Thomas Olives, M.D. R. Prosser White, M.D., M.R.C.S. H. M. Vernon, A.M., M.D. D. A. Coles, M.D. South Africa E. H. Cluver, A.M., M.D., B.Ch., D.P.H. Canada Australia J. J. R. Macleod, M.B. H. W. Armit, M.R.C.S., L.R.C.P. MANAGING EDITORS Cecil K. Drinkeb, M.D. Philip Drinker, B.S., Ch.E. Marion C. Shorley u ST 0850332 CONTENTS OF VOLUME IX JANUARY, 1927. NUMBER 1 } PAG* Ssf-'A Experimental Studt op Diathbbmt. Robert C. Lonergan, M.D., vk\. Resident Teaching Fellow, Harvard Medical School, Department of jv;. Orthopedic Surgery. From the Department of Physiology, Harvard f?: - . School of Public Health, and the Department of Orthopedic Surgery, .Harvard Medical School, Boston, Mass........................................ ........ 1 i Medicine in Industry. Experience op a Western Mail "Order House. C. O. Sappington, M.D., Dr.P.H., Medical Director, Montgomery Ward and Company, Oakland, Calif............................... 12 8TURB AS AN ETIOLOGIC FaCTOB IN INDUSTRIAL INPECTIONS. C. W. *Goff, M.D., Cheney Brothers, South Manchester, Conn...............:... 18 Cits op Removal op Dental Focal Infections. R. J. DeMotte, [iM.D., and Ernest Goldhom, D.D.S., Chicago, 111................................. 22 AND RESPIRATORS POB PROTECTION AGAINST DUST8 AND FUMES. Tr. j. B. Barreto, Philip Drinker, Jane L. Finn, and R. M. Thomson, ... Department of Ventilation and Illumination, Harvard School of Public Health,Boston,Mass.................... ....................................................... 26 ,Bbox Notices................................................................................................ 42 &r,. * ' ' fi 'FEBRUARY, 1927. NUMBER 2 , V.-V;v 'Chronic Poisoning by Tin and its Salts. Frank G. Pedley, M.D. From the Department of Industrial Hygiene, Institute of Public fHealth, Columbia University, New York City..................................... 43 * `'V-*' >`Manganese: The Failure op its Oral Administration to Appect the .^>1 Health op Birds. W. F. von Oettingen and Torald Soilmann. , From the Department of Pharmacology of the School of Medicine, \'s, ; Western Reserve University, Cleveland, Ohio....................................... The Ventilation and Heating op Factories. H. M. Vernon, M.D., ' jto. and T. Bedford, B.Sc., Investigators for the Industrial Fatigue Re- ^ search Board, London, assisted by C. G. Warner................................. 48 * 51 ,. Summary op the National Safety Council Study op Benzol Poisoning. C.-E. A. Winslow, Dr.P.H., Professor of Public Health, Yale School of Medicine; Chairman, Committee on Benzol of the National Safety Council.................................................................................................... Boox Notices............................................................................................... 61 75 >MARCH, 1927. NUMBER 3 [.^Flatpoot and the Extension Boot Heel. Harold R. Conn, M.D., F.A.C.S., Akron, Ohio..................................................................... 77 iii ^0 1% S T 0850333 iv THE JOURNAL OF INDUSTRIAL HYGIENE > rxaa The Use of a Stock Vaccine in the Pbeventive Treatment of Colds: A Report of 125 Cases. S. J. Repplier, M.D., and W. G. Leaman, Jr., M.D. From the Medical Division of the Curtis Publishing Com pany, Philadelphia, Pa.......................................................................... 85 Metal Fume Fever: I. Clinical Observations on the Effect of the Experimental Inhalation of Zinc Oxide by Two Apparently Normal Persons. Cyrus C- Sturgis, B.S., M.D., Philip Drinker, B.S., Ch.E., and Robert M. Thomson. From the Medical Clinic of the Peter Bent Brigham Hospital, Boston, Mass., and the Department of Ventilation and Illumination, Harvard School of Public Health, Boston, Mass................ ................................................................................. 88 Metal Fume Fever: II. Resistance Acquired by Inhalation of Zinc Oxide on Two Successive Days. Philip Drinker, Robert M. Thom son, and Jane L. Finn, Department of Ventilation and Illumination, Harvard School of Public Health, Boston, Mass.................................. 08 Book Notices............................................................................................ 105 APRIL, 1927. NUMBER 4 The 8ilioosi8 of the South African Gold Mines, and the Changes Produced in It by Legislative and Administrative Efforts. W. Watkins-Pitchford, M.D. (Lond.), F.R.C.S. (Eng.), Director of the South African Institute for Medical Research; Chairman of the Miners' Phthisis Medical Bureau, Johannesburg; Hon. Professor of Pathology and Bacteriology, University of the Witwatersrand............. 109 Experimental Electric Shock. R. W. Ian Urquhart, M.A., M.B. From the Laboratory of Physiology, University of Toronto, Toronto, Canada...................................................................................... 140 Book Notices............................................................................................ 166 MAY, 1927. NUMBER 5 Acute Respiratory Infections among Motormen and Conductors. H. S. Diehl, M.A., M.D., Marie Connelly, M.A., and D. D. Tumacliff, B.S., M.D. From the Department of Preventive Medicine and Public Health, Medical School, University of Minnesota, Minneapolis, Minn. 169 The Cardiac Patient in Industry: Chicago Heart Association Plans Constructive Program. Data from Thirty-Four Industries. H. E. Mock, M.D., St. Luke's Hospital, Chicago, 111., and Susa P. Moore, Chicago, III............................................................................... 176 Metal Fume Fever: III. The Effects of Inhaling Magnesium Oxide Fume. Philip Drinker, Robert M. Thomson, and Jane L. Finn, De partment of Ventilation and Illumination, Harvard School of Public Health, Boston, Mass........................................................................... 187 Basophilic Material in Benzol Poisoning: A Preliminary Report. Wm. D. Paul, Alfred Friedlander, M.D., and Carey P. McCord, M.D. , ST085033U *" CONTENTS v PAOB From the Industrial Health Conservancy Laboratories and the De partments of Preventive and of Internal Medicine of the University of y Cincinnati, Cincinnati, Ohio.................................................................... 193 'jiiprfT.* ttow or Vehicular Tunnels............................................................. 209 Notices...................................................................................................... 215 JUNE, 1927. NUMBER 6 An Inouibt in Regard to the Cause or Spinners' Scrotal Cancer. James Robertson, M.B., D.P.H., Medical Officer of Health, Darwen, England.................................................................................................... 217 ax or the Lead Line, Arteriosclerosis, and Hypertension in 381 T/nun Workers. May R. Mayers, M.A., M.D., Bureau of Indus trial Hygiene, New York State Department of Labor............................. 239 Comport Zone for Men at Rest and Stripped to the Waist. C. P. Yaglou, Department of Ventilation and Illumination, Harvard School of Public Health, Boston, Mass..................................................... 251 ;k Notices..................................................................................................... 263 JULY, 1927. NUMBER 7 Backache Due to Industrial Injuries. Samuel Kleinberg, M.D., New Ydfrk City.............................................................................................. 267 Wei? Kata-Thermometer as an Index op the Suitability op Atmospheric Conditions for Heavy Work. H. M. Vernon, M.D., j^; Investigator to the Industrial Fatigue Research Board, London........... 287 Temperature, Humidity, and Air Movement in Industries: The " Effective Temperature Index. C. P. Yaglou, Department of Ventilation and IUumination, Harvard School of Public Health, ,,,. Boston, Mass.................................................................................................. 297 V Book Notices................................................................................................ 310 AUGUST, 1927. NUMBER 8 Silicosis and Tuberculosis as Seen in the Granite Workers in Barre,Vt. William McFarland, B.A., M.D., Barre, Vt....................... 315 Metal Fume Fever: IV. Threshold Doses op Zinc Oxide, Preven'TCve Measures, and the Chronic Effects op Repeated Expo sures. Philip Drinker, Robert M. Thomson, and Jane L. Finn, ; Department of Ventilation and Illumination, Harvard School of ;,ij| PubHc Health, Boston, Mags.................................................................... 331 T Storage Battery Industry. Alice Hamilton, M.D........................ 346 [ Book Notices................................................................................................... 359 S T 0 8 50335 VI THE JOURNAL OF INDUSTRIAL HYGIENE * SEPTEMBER, 1927. NUMBER 9 f PAOB Health Hazards in the Cotton Industry (To be continued). William Francis Dearden, M.R.C.S. (Eng.), L.R.C.P. (Lond.), D.P.H. (Viet.), Medical Officer of Health, Port of Manchester, and Certifying Surgeon. 371 A Clinical Study of the Effects of Mine Gases. Richard F. Herndon, M.D., Springfield, HI................................................................................... 402 A Simple Face Mask for Certain Types of Dusty Industrial Proc esses. Leonard P. Lockhart, M.A., M.B., B.Ch., Medical Officer, Welfare Department, Messrs. Boots Pure Drug Co., Ltd., Nottingham, England....................................................................................................... 421 Book Notices.................................................................................................... 423 OCTOBER, 1927. NUMBER 10 The Physiology of Industrial Hygiene: 1. The Relation of Indus trial Fatigueto Gastric Ailments. R. J.S.McDowall,D.Sc.,M.B., F.R.C.P. (Edin.), Professor of Physiology, King's College, University of London.................................................................................................... 427 The Measurement of the Effects of Noise on Working Efficiency. Donald A. Laird, Ph.D., Sci.D., Director, Psychological Laboratory, Colgate University, Hamilton, N. Y........................................................ 431 Changes in the Blood Picture under the Influence of Lead, and their Importance in the Differential Diagnosis. Dr. B. Kogan and Dr. L. Smimowa, Clinic of Social and Industrial Diseases of the First Government University at Moscow............................................... 435 Health Hazards in the Cotton Industry (Continued). William Francis Dearden, M.R.C.S. (Eng.), L.R.C.P. (Lond.), D.P.H. (Viet.), Medical Officer of Health, Port of Manchester, and Certifying Surgeon............... 453 Book Notices................ 473 NOVEMBER, 1927. NUMBER 11 The Trend of Occupational Mortality in the United States. Frank G. Pedley, M.D. From the Department of Industrial Hygiene, Institute of Publio Health, Columbia University................................... 475 Pulmonary Asbestosis in its Clinical Aspects. Sir Thomas Oliver, M.D., Newcastle-upon-Tyne, England..................................................... 483 Report of a Case of Injury to the Skin and Eyes by Liquid Sulphur Dioxide. B. R. Kennon, M.D., Norfolk, Va......................................... 486 Health Hazards in the Cotton Industry (Concluded). William Francis Dearden, M.R.C.S. (Eng.), L.R.C.P. (Lond.), D.P.H. (Viet.), Medical Officer of Health, Port of Manchester, and Certifying Surgeon.............. 488 Book Notices................................................................................................... 502 CONTENTS S' 0850336 vii - DECEMBER, 1927. NUMBER 12 .. . tiai KQcom Fallacy in Garage Ventilation. Carroll M. Sails, Fh.D., "" * I Engineer, New York State Bureau of Industrial Hygiene___ 603 of Nicotine Action on the Workman's Organism from IjnriT.im Tobacco Dost. Dr. A. Burstein. From the Chemical- feMene Laboratory of the Odessa Section of the Allukrainian Institute Industrial Medicine............................................................................... 512 Outline of Some of the Principles and Practices of the ic Power Industry as Related to Safety. J. P. Jackson, j&iainnan. Safety Codes Committee, American Institute of Electrical Btagineers................................................................. 520 IfNotices.................................................................................................... 548 S T 0850337 PULMONARY ASBESTOSIS IN ITS CLINICAL ASPECTS* Sni Thomas Oliver, M.D. Newcastle-upon-Tyne, England SHORT account of the history America and of seeing cases of pul. A of asbestos, and also of the processes of its manufacture monary asbestosis through the lrimfness of Dr. Haddow and Dr. Grieve -into cloth-like structures much inofthAe nnley, Leeds. It may, I think, .same manner as raw cotton fiber is be shrewdly suspected that there iwoven, has been written by Dr. W. E. have been several deaths of woricen Cooke. He has told us that in the in British factories from the malady, ! carding department a considerable but as no autopsy or microscopic xquantity of dust is evolved. The examinations of the lungs have been .crushing of the rock is not carried on made, such deaths would probably ..'to any extent in Great Britain. This be certified as pulmonary tuberculosa is usually done in the countries where Since these lines were written, I the mineral is quarried. Canadian have in August last visited the asbestos .rook is crushed in Canada, so as to mines in Thetford, Canada. The ma reduce the expense of transport to terial is obtained by blasting in the jGreat Britain. British workers are open quarry the hard rock, when, ad therefore less exposed to the harmful herent to portions of it, may be seen ^influence of the dust, a fortunate the silken fibers of the mineral The circumstance since the rock frequently broken rock is subsequently cradled, contains (according to chemical anal recrushed, screened, and pulverised to ysis) as much as from 50 to 60 per sand. The finely crushed produet is jpent. or more of silica in the form of thereafter passed over vibrating ma .silicate of magnesia. chinery when the liberated nnbrstos With the exception of Dr. Cooke's fibers are aspirated by vacuum fans paper on pulmonary asbestosis, pub into chambers and retained. The aaad lished in 1924, and the details of a is useless and goes to form the bage fatal case published by Dr. Montague white dumps which are disfiguring ob Murray in the Charing Cross Hospital jects of the landscape in an nnhrsfns ^Gazette in 1900, there has not been mining district. The finer crushing anything written, to my knowledge, and screening are dusty processes. in Great Britain upon the subject. Asbestos manufacture is Largely a ; I have had, however, the opportunity familial occupation. It has been car of visiting asbestos factories in ried on in England only for a fitffc *'' * Read in the Section of Preventive Medi ae, British Medical Association Meeting, '`Edinburgh, July 21, 1927. Received for publication July 20, 1927. over thirty years. Carding and spin ning of the fiber are important pneesses in the manufacture of asbedns Vol. No. ii 483 T S T 0 8 5 0338 484 THE JOURNAL OF INDUSTRIAL HYGIENE goods. In these departments many mid-lung is coarser than usual, and women are employed, mothers being the expiratory murmur is prolonged. succeeded by their daughters. Where At the right base the respiratory ventilation of the carding and Bpinning murmur is feeble, and small dry rooms is properly attended to, the friction sound is heard. Toward the atmosphere is fairly clear of dust and base of the left lung and extending floating fiber; otherwise in these opera into the axilla are heard small, moist tions considerable quantities of dust tinkling sounds, suggestive of cavita become suspended in the atmosphere. tion having taken place. Here also In a British factory the dustiest small friction sounds are heard. process is "hand beating" of the Similar physical, signs prevail posteri finished mattresses which are used for orly. The apex beat of the heart is covering and protecting the internal displaced upward and outward; it is machinery of automobiles. This work felt external to the nipple, a circum should only be undertaken in a room stance which along with marked ac separated from the main parts of the centuation of the second sound of the factory, with open windows at one heart heard over the pulmonary artery end and strong down drafts at the suggests that fibrotic changes have other; but even with this precaution already taken place in this lung. men working therein should wear Although the patient states that she masks. has no expectoration, this was present Recently, along with Dr. Grieve of six weeks ago and when examined it Armley, I examined two women, was found to be free of tubercle bacilli. subjects of pulmonary asbestoais-- There is no enlargement of the external one is aged 48 and the other 39. The glands. older patient was one of the first to The other patient, aged 39, has been commence work thirty years ago in the an asbestos worker for eighteen years. particular factory that I visited. At She had no illness until four years that date no danger from dust was ago, when she developed cough and anticipated, so that no effective venti attacks resembling bronchial asthma. lation of the workrooms was at After remaining away from the factory tempted, such as prevails today. for three months she returned to her Although only 48 years of age, the employment and followed the occupa first patient mentioned looks older by tion for three years, when she married. several years and is extremely ema As in the early months of her preg ciated. She gave up work a year ago nancy she lost considerably in weight, on account of increasing physical she retired from the factory. Al debility, shortness of breath, and though she was reduced considerably cough. At present she has no ex in weight, and the subject of cough all pectoration; her respiratory capacity through the pregnancy, her infant is 1 inch. Although the apices of daughter who is 14 months old is both lungs in front are resonant, healthy and well developed. there is distinct flattening of the per The patient complains of a dragging cussion note at the bases. The re in the chest without actual pain. spiratory murmur at the apices and There is noticeable shortness of breath PULMONARY ASBE 50-339 on alight exertion and she complains of morning cough with expectoration. The sputum has been examined and is negative for tubercle bacilli. Her appetite is poor. She weighs 8 stones, a drop of 3 stones having occurred within the last two years. Her heart is healthy; the apex beat is not dis placed, but the second sound over the pulmonary artery is distinctly ac centuated. The apices of the lungs are resonant. Here the respiratory murmur is coarser than usual and the expiratory is prolonged so that the inspiratory and expiratory murmurs approach each other in equality. Moist riles are heard in midaxillae and small friction with crepitation is heard at the bases. This patient's mother, aged 60, is still working in the factory. From what I have seen clinically of pulmonary asbestosis it resembles silicosis of the lungs in shortness of breath on slight < in deficient respiratory physical debility and, on of the sputa of not too far cases, in the absence of tuberclebaeifi; but, since fibrotie changes place in the lungs of both possibility has to be envisaged of the development, if such has not taken place, of pulmonary tulii'irdhsi The clinical picture of aabestosis differs slightly fraaa that presented byapatientwhoistheaabjeet of ordinary tuberculosa of the bags inso far as there is anotioeable dwrfawing of the skin varying bronzing to slight blueness, a degree of shortness of breath in excess of the physical signa, a greater amoaat of general disability, little and comparative absence of sweats. S T 08 50340 SUBJECT INDEX TO VOLUME IX This is a subject index to all the reading matter in the Journal or Industrial Htoienb, and one should, therefore, look for the subjeot word, with the following exception: "Book Notices'1 are indexed under this title on page 551. The name of the author follows the subject entry in parenthesis. For author index, see page 653. PA OB . Abbbstosia, pulmonary, olinic&l aspects of (Oliver)............................... 483 Atmospheric conditions, effective tern- j perature as index of (Yaglou)........297 h.conditions, wet kata-thennometer as f ' index of suitability of, for heavy work (Vernon).................................... 287 PASS Flatfoot and extension boot heel (Conn)............................................. 77 Garages, ventilation of, ozone fallacy in (Sails)..........................................503 Granite workers in Barre, Vt., silicosis and tuberculosis in (MoFarland).. 315 ^Backache due to industrial injuries > - (Kleinberg)......................................... 287 ^Batteries, storage, manufacture of (Hamilton)........................................ 348 fcBHNZOLpoisoning, basophilia material gfl in (Paul, Friedlander, and McCord) 193 poisoning. National Safety Council ft* study of (Winslow).......................... aBlood changes due to lead (Kogan and Smirnowa)....................................... 4 Heart, cardiac patient in industry, data from thirty-four industries (Mock and Moore).......................... 176 Heating of factories (Vernon, Bedford, and Warner)...................................... 51 Infection, dental focal, see Teeth, infected. industrial, moisture as etiologic fac tor in (Goff)...................................... 18 {[Cancer, mule spinners' scrotal, cause of (Robertson)................................ IjColds among motormen and conduc tors (Diehl, Connelly, and Turnaoliff)................................................. tStock vaccine in prevention of (Repplier and Leaman).................... 8 [Conductors, acute respiratory infec ts lions among (Diehl, Connelly, and Turnaoliff)........................................ 18 rCotton industry, health hazards in (Dearden)................... 371, 453, 48i {vDiathermt, experimental study of y (Lonergan)....................................... ttl^UST AnH fnmA. mAJilfR Anri rAanirn.f.nra 26 tc Irom, on organism (JBuretein)....... 512 Kata-Thermometer, wet, as index of suitability of atmospheric condi tions for heavy work (Vernon)___287 Lead, blood changes due to (Kogan and Smirnowa).......................... . 435 workers, study of lead line, arterio sclerosis, and hypertension in (Mayers).......................................... 239 Magnesium oxide fume, effects of in halation of (Drinker, Thomson, and Finn)........................................ 187 Manganese, failure of oral administra tion of, to affect health of birds (von Oettingen and Sollmann)...... 48 MediciVe, preventive, in industry, experience of a western mail order house (Sappington)........................ 12 Metal fume fever, magnesium oxide fume inhalation (Drinker, Thom son, and Finn)................ 187 fume fever, zinc oxide inhalation, acquiredresistance (Drinker, Thom son, and Finn).......................... 98 fume fever, zino oxide inhalation, clinical observations (Sturgis, Drinker, and Thomson)................. 88 fume fever, zino oxide, threshold doses, preventive measures, and chronic effects of repeated expo sures (Drinker, Thomson, and Finn). 331 549 ST085034 J 550 THE JOURNAL OF INDUSTRIAL HYGIENE PAQS Mine gases, clinical study of effects of (Herndonl........................................ 402 gold. South African, silicosis in (Watkins-Pitchford)....................... 109 Moisture as etiologio factor in indus trial infections iGoff1.................... 18 Mortality, occupational, trend of, in U. 8. (PedleyL............................... 475 Motobmbn, acute respiratory infec tions among (Diehl, Connelly, and Turnaoliff)...................................... 109 Mule Spinner, scrotal cancer in, cause of (Robertson)................................. 217 National Safety Council study of benzol poisoning (Winslow).......... 61 Nicotine from inhaled tobacco dust, action of, on organism 0uratein). . 512 Noise, measurement of effects of, on working efficiency (Laird)...'.........431 Ozone fallacy in garage ventilation (Sails)............................................ 503 Respirators and masks for protection against dusts and fumes (Barreto, Dnnker, Finn, and Thomson)...... 26 simple face mask for dusty industrial processes (Lockhart)...................... 421 Rbspiratort infections, acute, among motormen and conductors (Diehl, Connelly, and Turnacliff)............... 109 Safety, principles and practices of electnc power industry as related to (Jackson).................................... 520 Silicosis and tuberculosis in granite workers inBarre, Vt. (McFarland). 315 of South African gold mines (Watkins-Pitchford)....................... 109 Skin injury due to liquid sulphur di oxide (Kennon).............................. 486 Sulphur dioxide, liquid, injury to skin and eyes by (Kennon)................... 486 Teeth, infected, results of removal of (DeMotte and Goldhorn)................ 22 Temperature, m a(so under Atmos pheric conditions. Temperature, effective, as index of atmospherio conditions (Yaglou).. 297 effective, comfort sone for men at rest and stripped to waist (Yaglou). 251 Tin and its salts, chronic poisoning by (Pedley)......................................... 43 Tobacco dust, inhaled, action of nico tine from, on organism (Burstein).. 512 Tubebculobis and silicosis in granite workers in Barre, Vt. (McFarland). 315 Tunnels, vehicular, ventilation of__ 209 Vaccine, stock, in prevention of oolds (Repplier and Leaman)................. 85 Ventilation of factories (Vernon, Bedford, and Warner)................... 51 of garages, ozone fallacy in (Sails).. 503 of vehicular tunnels............................209 Zinc oxide, clinical observations on effect of inhalation of (Sturgis, Drinker, and Thomson)................ 88 oxide, resistance acquired by inhala tion on successive days (Drinker, Thomson, and Finn)...................... 98 oxide, threshold doses of, preventive measures, and chronic effects of repeated exposures to (Drinker, Thomson, and Finn)..................... 331 SUBJECT INDEX S TO8 50342 551 BOOK NOTICES rjkaa nai Accident rates, psychologic study of Hygiene, textbook for college students individual differences in (Farmer (Meredith)...................................... 76 and Chambers)............................... 215 Industrial hygiene and health protec- - Army, medical department of, history, tion (Gottstein, Sohlossmann, and activities, and organisation of Teleky)............................................ 105 (Tobey)............................................ 474 International clinics, volume III, 38th Bingham, W. V. D., and Freyd, M.: series............................................... 75 E'rocedures in Employment Psy International clinics, volume IV, 36th chology. A Manual for Developing series................................................ 78 Scientific Methods of Vocational International clinics, volume II, 37th Selection......................................... 188 series................................................ 474 Blood transfusion (Feinblatt).............. 76 Mayer, E.: Clinical Application of Sun Bukh, N.: Primary Gymnastics: The light and Artinoial Radiation: Basis of Rational Physical Devel Including their Physiological and opment............................................ 75 Experimental Aspects with Special Burtt, H. E.: Principles of Employ Reference to Tuberculosis............. 263 ment Psychology............................. 502 McCombs, C. E.: City Health Admin Butantan, Instituto de. reports of...... 314 istration.......................................... 474 Chambers, E. G., see Farmer, E. Medical treatment, principles of _ Child labor in Massachusetts (Fuller (Shattuok)....................................... 166 j?. and Strong)................................ 264 Medicine, preventive, and hygiene Clinics, hospitals, and health centers (Rosenau)..........................................425 . (Davis)....................................... 313 Meredith, F. L.: Hygiene. A Text Crawford, J. R., tee Fisk, E. L. book for College Students, with Crisp, W. H.: The Ophthalmio Year Introductory Sections on Anatomy Book......................................... 75 and Physiology, and Pathological Davis, M. M.: Clinics, Hospitals and Conditions...................................... 76 Health Centers....... ....................... 313 Operations (Radley)............................... 314 DeBlois, L. A.: Industrial Safety Or- Ophthalmic year book (Crisp)............. 75 4 ganuation for Executive and Oppenheim, M., see Ullmann, K. Engineer.................................... 75 Physical examination, periodic, proce ` "yes, protection against injuries of dure in (Fisk and Crawford)......... 473 (Hanke).................................... 423 Polarimetry, theory and practice of farmer, E., and Chambers, E. G.: A (Saunders)...................................... 314 Psychological Study of Individual Procter, A. W., and Schuck, A. A.: Differences in Accident Rates..215 The Financing of Social Work...... 75 Peinblatt, H. M.: Transfusion of Psychology, employment, principles of Blood......................................... 76 (Burtt)............................................ 502 k, E. L., and Crawford, J. R.: How Psychology, employment, procedures in to Make the Periodic Health Exam (Bingham and Freyd).................... 168 ination. A Manual of Procedure .. 473 Radiation, artificial, and sunlight, 1yd, M., tee Bingham, W. V. D. clinical application of, with special ller, R. G., and Strong, M. A.: Child reference to tuberculosis (Mayer). . 263 ... Labor in Massachusetts. An In- Radley, J.: This Business of Opera 1 quiry under the Auspices of the tions................................................ 314 Massachusetts Child Labor Com Rille, J. H., see Ullmann, K. mittee........................................ 264 Rosenau, M. J.: Preventive Medicine cttstein, A., Schlossmann, A., and and Hygiene................................... 425 Teleky, L.: Handbuch der Sozialen Safety organization, industrial, for Hygiene und Gesundheitsftlrsorge. 105 executive and engineer (DeBlois)... 75 mnaatics, primary, as basis of ra Saunders, V. T.: The Polarimeter. A tional physical development Lecture on the Theory and Prac (Bukh)...................................... 75 tice of Polarimetry........................ 314 tHanke, V.: Das Auge: Seine Schad- Schlossmann, A., see Gottstein, A. W igungen, ihre VerhUtung und Be- Schuck, A. A., see Procter, A. W. k&mpfung. Ein Ratgeber filr Shattuck, G. C.: Principles of Medical Lehrer, Eltern und Ersieher.... 423 Treatment....................................... 166 ilth administration, city (McCombs). 474 Skin, occupational (professional and ealth care, modern, essentials of industrial) injuries of (Ullmann, (Williams)................................. 473 Oppenheim, and Rille)............310, 311 salth, public, law, manual for sani- Social work, financing of (Procter and tarians (Tobey)........................ 42 Schuck)........................................... 75 Hendriksen, E. M., see Wood, T. D. State as party litigant (Watkins)....... 314 S T 0850344 AUTHOR INDEX TO VOLUME DC FAGl Barreto, J. B., Drinker, P., Finn, J. L.. ud Thomson, R. M.: Masks ana Respirators for Protection against Dusts and Fumes................................ 26 Bedford, T., tee Vernon, H. M. Burstein, A.: The Degree of Nicotine Action on the Workman's Organism from Inhaled Tobacco Dust.............. 512 iConn, H. R.: Flatfoot and the Extension Boot Heel.................................... 77 ' Connelly, M., tee Diehl, H. S. garden, W. F.: Health Hasards in the ST Cotton Industry....................371, 453, 488 jDeMotte, R. J., and Goldhorn, E.: ^Results of Removal of Dental Focal ft" Infections............................................. 22 ?J>iehl. H. 8., Connelly, M., and Turnaf-i cliff, D. D.: Acute Respiratory InSj. factions among Motormen and Con/.: duotors................................................. 169 tinker, P., Thomson^R. M., and Finn, ' J. L.: Metal Fume Fever: III. The Sects of Inhaling Magnesium Oxide me.................................................... 187 ker, P., Thomson, R. M., and Finn, J. L.: Metal Fume Fever: II. Resistance Acquired by Inhalation of Zinc Oxide on Two Successive Days... 98 inker, P., Thomson, R. M., and Finn, J. L.: Metal Fume Fever: IV. Threshold Doses of Zinc Oxide, Pre ventive Measures, and the Chronic Effects of Repeated Exposures......... 331 ker, P., tee Barreto, J. B. ter, P., tee Sturgis, C. C. J. L., tee Barreto, J. B. J. L., tee Drinker, P. (3). `edlander, A., tee Paul, W. D. ff, C. W.: Moisture as an Etiologic Factor in Industrial Infections........ 18 ldhorn, E., tee DeMotte, R. J. Iton, A.: The Storage Battery "dustry.............................................. 346 radon, R. F.: A Clinical Study of the 'sets of Mine Gases...................... 402 FAOB Kennon, B. R.: Report of a Case of In jury to the Skin and Eyes by Liquid Sulphur Dioxide................................. 486 Kleinberg, S.: Backache Due to In dustrial Injuries...................................267 Kogan, B., and Smirnowa, L.: Changes in the Blood Picture under the Influ ence of Lead, and their Importance in the Differential Diagnosis............ 435 Laird, D. A.: The Measurement of the Effects of Noise on Working Effi ciency.................................................. 431 Leaman, W. Ga Jr., tee Repplier, S. J. Lockhart, L. P.: A Simple Face Mask for Certain Types of Dusty Industrial Processes............................. 421 Lonergan, R. C.: An Experimental Study of Diathermy.......................... 1 Mayers, M. R.: A Study of the Lead Lone, Arteriosclerosis, and Hyperten sion in 381 Lead Workers.................. 239 McCord, C. P., tee Paul, W. D. McDowall, R. J. S.: The Physiology of Industrial Hygiene: I. The Rela tion of Industrial Fatigue to Gastric Ailments.............................................. 427 McFarland. W.: Silicosis and Tubercu losis as Seen in the Granite Workers in Barre, Vt........................................ 315 Mock, H. E., and Moore, S. P.: The Cardiac Patient in Industry: Chi cago Heart Association Plans Con structive Program. Data from Thirty-Four Industries..................... 176 Moore, S. P., see Mock, H. E. Oliver, T.: Pulmonary Asbestosis in its Clinical Aspects........................... 483 Paul, W. D., Friedlander, A., and Mc Cord, C. P.: Basophilic Material in Benzol Poisoning: A Preliminary Report................................................. 193 Pedley, F. G.: Chronic Poisoning by Tin and its Salts.................................. 43 Pedley, F. G.: The Trend of Occupa tional Mortality in the United States. 475 kson, J. P.: Elementary Outline of `me of the Principles and Practices the Electric Power Industry as lated to Safety............................... 520 Repplier, S. J., and Leaman, W. G., Jr.: The Use of a Stock Vaccine in the Preventive Treatment of Colds: A Report of 125 Cases............................. 553 85 554 THE JOURNAL OF INDUS' Robertson, J.: An Inquiry in Regard to the Cause of Spinners' Scrotal Cancer.............................................. 217 Sails, C. M.: The Osone Fallacy in Oarage Ventilation........................... 603 Sappingtoo. C. O.: Preventive Medi cine in Industry. Experience of a Western Mail Order House.............. 12 Smirnowa, L., *ss Kogan, B. Sollmann, T., ss von Oettingen-W. F. Sturgis, C. C., Drinker, P., and Thom son, R. M.: Metal Fume Fever: I. Clinical Observations on the Effect of the Experimental Inhalation of Zinc Oxide by Two Apparently Normal Persons............................................. 88 Thomson, R. M., ses Barreto, J. B. Thomson, R. M., ses Drinker, P. (3). Thomson, R. M., tee Sturgis, C. C. Turnacliff, D. D., tee Diehl, B. 8. Urquhart, R. W. I.: Experimental Eieotrio Shock.................................. 140 FAda Vernon, H. M.: The Wet Kata- Thermometer as an Index of the Suitability of Atmospheric Condi tions for Heavy Work...................... 287 Vernon, H. M., Bedford, T., and Warner, C. G.: The Ventilation and Heating of Factories........................ 81 von Oettingen, W. F., and Sollmann, T.: Manganese: The Failure of its Oral Administration to Affect the Health of Birds................................ 48 Warner, C. G., tee Vernon. H. M. Watkins-Pitchford, W.: The Silicosis of the South African Gold Mines, and the Changes Produced in It by Legis lative ana Administrative Efforts.... 100 Winslow, C.-E. A.: Summary of the National Safety Council Study of Bensol Poisoning.............................. 01 Vaglou, C. P.: The Comfort Zone for Men at Rest and Stripped to the Waist................................................ 251 Vaglou, C. P.: Temperature, Humid ity, and Air Movement in Industries: The Effective Temperature Index... 297