Document 3JyYL6Mgvqam8Xwpn2vR9L1y0

ONABY FIBROSre AND OTHER AFFECTIONS a r ASBESTOS WORKERS B .H .U U b tU u ux> . I % RIOR to f te commencement of I - ' ftto to rjlto y , to February, IM S, definite knowledge m isted <S only tere deaths of asbestos w eft about whom there was esperi opinion th at the inhalation e t beton dust bad a t least contributed to , K not caused, the fatal ouioome. came to 1 He ntftl tor two wadbea mtuned to rorit. Alter few awtrtha, bom*#, be mojumHIna, *od te be Hoepixin Apr, W, wJ*he fed. The ortem xwifertieB eanraed Edkg!* ef wnehtw pulinoo*jr Tfcew a rttoao dt {ghm 'Mi* *s rttnfartfen el ih* Tie^JQdcewss>6rtfedbyDr. W. B Oocfeia sa dgittetit | * h M 'tofoneaflTO41 AS the* I t totem TOtMQNARY FZBEOSIS I m i m m dteaw y * tifti #'*&* i f c i Factory HWSB.wp<1^ ,owSEilp;;: i twiPto fovuerr MMilkl towRNwnMlSiWWsWttoWMItve;-.'- to y to eetabSeh ndaUonehlp l a very targe sisas, between the inhalation of atocstoedurt of w biehaebeetoai. but one example, and toe development of brot, muH M any f t m enthe of ft 0!% be emomtwt. T he . n o b the tetdapara, ' chalk, and pum i, , m t to 1 The 1. Wort iarolTla fe et dans as producen of puh Cooke1 ato WM the first to be a o d ta t le t e ib r,d o tonai*. xr w8y tin- gm enSy reported to the medloal Z T 1 W be toot of the M ontag , Money t o althoagi contained to J fte hfeeee preeenred before fte .h[iViim BBMftkstg.flt. i the bee of metto 0 . rk toretti* espenus to te r ie f Aw te f m ay be pre- reareto K irschatein m m t P . S a .Siw.1 STAipa to ft kfSTRlCTtOlfS O arase tot PfBWTTBi J . In d u etria l H yg., v o i. 12, 1930 ta il WlhNta M.to lto c i 10. tot. tota, piteeu m TNireUaeem, DfMiaMWtotftt Q ,, ____________ offte toetoto'^to DEMOO t o t " Be tetaste *7" ' " ^ ' SRt 0 oaean? o f pulmonary b r a la to to a tonto f t -o fth eejtrt- ' - W * r IO TH E JOURNAL OF INDUSTRIAL kb TO obtained ra<Be- ffldbtod % yth e * .V tutataiton In a m aaty et the a n s et m S S t a f murmur U w t e e n a tttu o b m FtO% generally, ttmnfff TpBpIttbto ^ The rib u tta i of the main a r o tanna- <ma f aftaPiatt, amSi. wfelat <n-*UuljOfWa tAtw-aj tfmtAWfOlOnjWMa^/m>minoinAlViy*w'TMm'11. " d "B01 venntteaaroas i> given in T1 nMe 3. Adaw m ore i t h e base; th eeip irato iy Sound ceses ta s e Osea excluded s a O r * t e r .: * ti inspiratory, ad grounds th a tone r other of the symp- often b eoom e! and le* andibteM SnasW i a l l * M breath I pro- a are not uncommon, even In the same ehest. The la tte r may be notosabte In the upper por tions *T the lungs, b u t progreesivriy S he dry sbareeter a t th is type of fibrosis during moet of He couree it rather a tttta g . Sssttw ed fine rles aad fidi* l a t t e w ot sw aa, aidBee, a te h u e s m > n ot tnteqas- W st edema of the lower halves of thehxngs PfttS'IilSiBtilS'S^NWSSStB&SftSMSC other than the fibrosis, auch TABES .-BIBTBroW IOK OP POTO COMMON SYMPTOMS, AND OP o ttim e .......... arano* * mm w SW 11ww Ko. & Dyspnea-................. St CuiMlonliun ...* St 5 a G SM SI Si.1 1$ IQ.ft umidljutin >nuinl'iiii'ifto&dviiflttfwiB rSsstsdloc those in which the p J the ejncptam le retened te am ^WIBeter8lffB^^B/A8Ha Wlaj^^AnVnAtr~e^JB'vtefrmn*nfri, y frfyji Hfl :* t a t e i p E t ^ f f i u i d a tth e right p w e e a h o t i ; ri s a n .d ie te d seme degree j f e j j M B f e ',x. -- -- '' .6`~0%'eni::H*3- r--mmti it w:--jr**iw,, -P-*aW,--& m Ate8'rt ^^ ifr 1 jW w d ^ d es|*etoretitm , Bnd : th lehWiRig--ttengee dae ta past g 1i'.*-',~'j''\Cf'.v affertteh d n d tei tnaiTm itsi tifenmpeas m l- ^ j? *V , ' f,, t ^ r 1" *4^ w , , >,**'? -s' > y *.`* . .(0 x "111' -<ol%, >*.i*-* PULMONARY FIBROSIS IN A8 BR3T 0 8 WORKERS oent.preeentedaSlfourepm plaiatesnd ,.'fweyAe^,.y^AwjgijtSeMi'eaWt.wfewaeiwo/imrwfutYhfieetelfdewt'i, ;MaemratUmI.Ps, , r f jjM fjflftyiKTBpfefntl, * tiiB plttBCBOO VflO fwfflfflitf -fpi^y^ tw ( f ttCH tdltfU M ' of fib ra te,b a t te e presence s i tw o a t them, S o m ) f breatB w U^b* find Mbestos Amt irritate* but te m day.canapi work w t * t seutcher(*e%oc*s!onsllydo* out t M M M u t coughing white a s hoar or two. Alike suffer fra winter sough and shortness of bras, he.taled that Us health ba been much better does tes w orker,is irftelysnggth e , In tee absence ef other evident Nererfhelam an advanced degree ol fibrosismay be present,and fietteem ap irite am ie Symptoms, te n <BatrantB*, ara so often a fonetion of the iatieepeottam ees of tbe patient, fill#* degrees s fib ra te , too, give rise te .n o sjenptema, in tba absenoe of iatenanrate h ru n teite, t e remaining loosd lung te a rs is MSI amplyeufficieni fi B Pttrpoee*. Cough was tee most frequent symp tom, sad tree of tira typee For sfate weeks after eommeaeing work la s ad tes dost M teterg, sad cosgb wWis In t e s dusty etroospbero; ttte lastsfo rate* weeks, sad then usually disappears H a writer baa noticed this aSeetmbbttedf, bat only wbDete very heavy dknd of asbestos Ante n o dost seems to be only tegMiy Irritant to tel* way. One or two i o who hod proMOuulj werksd in cotton enrd rooms, or blow s o u sad won affected tgyte st dost, suited teat they wan unsffaoted by ssbestoe dust Certainlyasbestos duet does net ootue nsUimatle atteeks like those aeea ia cotton card room wotkure. One man, who migrated from a oetton sard mom ("bard waste") ateo years ago to aa Asbestos dust, testate, baa oifiy veryarfldpowers'asa rates M m of" the upper respiratory tract, and is,i t Ibisrespeot,eompmbite free efliei. Tbitis sn unfortunatesttrfbute, stese It leadito the assumption testtee d n st lamoraorlessianootont. TSe eeooad type of conte le m a lntlmstety assodateli w te thed estlo p- reetetiffibrate, andocarrs, erpete* lenetfced. aftera vsrjtegoumherof yeara'work. UsaafiyttieprtMBtaaly te tee mornlng on getteig up, when afterrateeratearp aitateof r o t e a little visori sputum "B ri a eysttrf la broutet u p A Andar beni may oceer et ntgbt after oeeang Work; s t tesse it ts snffieieady Sharp to esose ratteteg. U isgm en B y tetesr worst te wteter, and may Ira notiaaf m dr tette Afftough it tester m o l t a s n te tn ' emidi its t e s t i ara praeM yteeeu n stz nemnaketa. it e r a fifefng afcM m y ( omrgh dMing frane en aitate ef mesmuahar tlur iflnera In eteldboed elmnst te- TOrfeSy state test tee emidi bea net One worker suednetty de scribed tee sough as "first iq tee throat;Interoatebeatbe sheet," Geaemlly, telo cough causes very UiSelnaonTWdanoe sad may peasbis, noticeduntil tee development of soon T B E JOURNAL OF INDUSTRIAL HYGIENE PULMONARY f ib r o s is ahdy-eis W a l fibrs, la thirty- Uwe per o a t.) the cough m e atated t o h e v e pleaded the o n set* ' " ' ` breath, in twelra (IS.3 per boaieo* U p w tneU cedm tU att * i* m a* * m * g j, and in the remainder of the auca, g a i, - ttwHoTOjAg ^ ^ 8 > A y w o o f t in abut tete ob> tatM rfB3 W fte o r S p o . e l Ute a m w h U h | b , a , weuintlwBtriatioainthe aoraeoflhegtaa. Aw^wad.wft|raFm..^ip*ad^?"..HPH* "kt> ...... . ......... Cbmpbfets each " colds go to the cheat, end " frequent eotde on th e chert," WOT net uncommon. Com. plaint of spitting of blood was exwp- tional; and In all oaeee to which fhfo Dt. N . t a o u S S T i S Un remainder (except one) b y Dr. F. L. Henderson of a t . To ell three, I em ranch indebted. Dr. * * * * * * and Dr. Tattarsall hare devoted many honreto thejointetudy with thewriter cane e u , primarily, earn diocese oth Urna the fibrate-.*, in or- it m e due to putaonary tuberculosis; ift-ftAfttfaS; tt ou$jr Atwng ft prohmged attack of p ie n i ; aad ia a ireelyont ogreph^ycodf ttoheSee r t 't a ' r t o t o g ^ purposeof thein 0 j, R . g, Rst6H#O /0l HftMfaQgfer, too, added Ma p e d e n te a taai t rapr^^ w rfyornoun totoraO T hTtatarprcting PiiA* ftfofaermta^of f t \ '* ' ' " * * ' wFWtawOi mUwgSm toidnr*aeLj*iiimlf*leiWedwamma gw^gmeaWftSywf^wm--" & > |m l rey hdoe ta thM fl aa rtt rt re aet bareatariafle dto- . < tb l^ b a to ie m W u b l^ ta ^ proTtiibfal*ti u~Mia *eaW"A infni i J S " s s s S S S s' mHtmhsf a d a tte r * * 0 o tto OTortwM d * few a**rlap*i ---- tWOftAMfc : fa' . .. ^...... .. gnaiRH poSopf (fea .fofa $& f r itti *EI f tn d s r i ut ywty ^^ *1 ft f c K i ra ch a fine and a .a ^ d o M a (n n M ie,O T ita eo a> e ftj*n* ' wm 'He chert ie rarely com. plsteed uf, and then Itio usually de- tea." IaWwo^.Mfflwiiiennhfa(SumBwew|*fwlanl^nyj I`dta****'*t`1ltf ettperficieBy, oompaiebie to attornia, In tho earllert negatives studied with . so tted as "JBghtMae o f th* chert," Dr. Tattersall, e charooteristto d i|U I t m i n t e d obeeoraUonol the la i* tolda, s g a n n i "'`^ ^ "^ " ^ i n iie w la i '- ,*' ' Isok of trenolcoenoy, w noted TUa H W * d the Sagen appearance,* want e f e batter tan * The general m s denoraineted ea W B . - t d M f apt In Burton Woodhuindepeodaitly noted . . .Spar (19) and oon&raodtW, referring toit | e beh* thin. In the "ground ghia appearance,* W u vary poor; In Dr. Thtteraell aba W i t S P ^ K i n per cent), fair; the more I s * rounded-" whmW of S*^^lt(^4|W|$'t6 fMtaaalwjvawJ {g ggf ^lllHIHlJ li m i m i tBBo*tppotfae; with oozweqoeat dviations from tha aorrnal In dre luagahiagrani, the de* :i^ ^ i ^ ^ m k t e 0 ^ i * M i i m groe and potentlatiea of this CM^tOfZOtipiatOHHll-d^BftBt^bQt I ttofc w Pin WBfttdief ` V e u ho aaaeaaed by eoraparboa A ita IrA v 7 dmblftil IMIWMI ' adiologiopicture with tho of stand, lit rtdrtknso TM aid aillaotiodlroabb ontanabla tTM jt ` Ad bari two g u a n i t y p a al pah s u n n y fijrwU aasaed by U duab a u be neagaind. A presentii* the partly M chty cd flsaab, might bo ddaH 1er b may be that a& dart Bbroab wm he forrad to approximate more I a n oioedy one or the Other of th o e tow :w * ' y*%s5$ u.t't^intffiim'-j^ i. t W-,-4 k* . ^ X - T > i^ # P i^Piililii|llWP"^W^i x . ..': ^Ivr; : r , / j T * S. ,, II xlfei-^ ?:?smf f ti A .m ^ ?s 'm m ,,JA #Sl a** te str THE JOURNAL OF INDUSTRIAL HYGIENE comparison with a radiogram taken prior to eoBuneneiag work with asbea* toe. B y andt means tin earliest stages of efftonehi have keen worked fist toythe Sooth African otoeervei*. T& o% the mfiegraraa taken at pal* w a hag be ^ n q a n d ttk & M d mBccmmot o k W ore 11 noplojwo a w ponatttod to work usdergraimd. group la diKaiiwed from au y io rth er ooaokfrraBoo. A general ranmaryof thefading.In & W t woriwr* who were amrnined o8fiieal]y}!ASBi8#dnnda&emeet ton* portent M e t , ftpresentedinTable 4, Iu.ura*iivB Cams Ti e eaten! pa&rtso f a few eases a n set e a t below to {Upstate M e l and TABLB .-GSKSRAL SUMMARY OF FiltXHNGS CLAfflOTBD SHBBR THE MOST IMPOTAHTliSTON I M . > ! xs-s*.. teen* w o ...1 Is 1. it 1 * s s uebs.4 9 .7U . is.at 1 J M U *Qaeme. ot.ftttteieaplo * tooldgm tetw m od, OMmm^w^lsKiBftSaoiocumm. t* as I .4 4 .I 4.1 Jaett% 4sm!sotaded Is thfegrouj), , ether f e s ttm . t i n ndtegm m a si H k f a g se tf tihe raweppiirraetooriy rroepprrooddumcemd lloofafflaiamtMMiteellhtBerw ilo^ ^ rT tttjflS fri<l>, uh Sf ame tutidocry two ona ba leU upon thi. group, . howeTO, in m d t n f r t *W S m Ttm Ibilml <fa4g * eo egghtljr fa-- ilapleted t e lh s m ^ ol wii - - f u l m o n a b y n ^ w i s i s n i ju S B E sro a w o h k e r s nr and ** * doublar oft ad uwtoaR paar*. <dd tatewdtoafa of ttefeftc rwta ad pB* Her fu fly and penoaal nadittl favtar? erst iwnuwd teeian, feptnhny in tha polanitnattieaaapdurledemle<erufnretav.eilE.heHhwMmnotrintfoaka lo*erbt&fldihrifbttaAfinsse*ilaf **dj fibrmh isfoed. BbeispfttettaibnwsAoayaaoaia. C**a 4.--Thi woita, a ml, ged 9t, t i i M k s h e ta t sjwados 0# t} . t a tafa enidord ia t a n for qtnr io e ta Wo japitrmeirt f tte pnrnuriin yMaa,m*tiyafctnmnilIa|. Hlrauft? Mit bdBfeeted. The tatH qandJjrfte ad w s t a wrifadMrtety oeuia Oh t^ > w * * ta ,* e a e * rfR tt* iitta e iof ef aote. Et coayiato et owdwiai| ia ta W h I t a t a t a i b p ttim tr i d Hw pdtolBtwtbHei <tftl ta t, od perho! right tm if 00 a d ta souack m ta n L A * fittl oadue hortam i bwaih oa ms tatnat :::'iltaMd : n e vpiy dight and donbtfu! ^hMg-- In the dixoetieo of io> eieum ladM ta. Cm i --TM auo^ agd H , t a t a rotftogwdoimt a t w forSeeivwoMsBoe ndoddlBf. A**tadgrbeorfcadfortar yewt ia the cottoa trade, jranr welgtdae. Hu faohy asd penoaat n edBwd Metes? eontaie ttoUiiK f taa >19# t a had a tifA awnttaff eengh &d eeja atwaMa i ' f^ .v ^ A % m > ^ B k eolork l t a h f atd Wertef# n itfwwfe ' !, k e V t o r i n t a k # * . ^SKmBBSsSBpwetwpioe ^ w r ^ o M ^ d itid e fth e 'W l j U w f r . *B. * b m oL RI. i M t ^ e a K w f wiM sM m awft : tt ^@ 25 U te , , *, * - i v i n * *- . * i jW m o r tis riS t w w r I!, t t H He fin* elm n j e n * Im n iiw n il. S p au m iem i id ,t tb , ,tarta, tW i he wm m tu tn fer BeeDtae tufeenaleete. Ctita- M ente d Mngd fe* fagan d f te time te w swm> A wWrgreiTitehtwnA textoo-. tm, Ente i diffaee flbrtefr flbweb te nf df f y _________ _ efdurt edva*eedte*fn tenfer C*b* feWEIS arfar* nenie, ngpAfe* te paneadiwteidb&tery ffee Bofetee fa* fa angla* fe tenco* fer tweoy-- , doS& B apbfet8w :bortieof silym t{B ifeer*roen. Prcvteudy he b ro t ndim Stegtttra fer t h *t iva vea * ateryert fetenas Tbewbnfehte* ^ ^ j^ ^ iw m e te 0e8&<^peetn> o afe# fe Me feo? *od pernead medted htotery. Ha cotnpfete* d dighabortan f breafe on axettiea of recet y , te d wiobar eoogh fer fea tefe te a r finir **> expeetenritint fe tete* fe fes feL Hb nHwsotew* ate roteitoa m tete. ' Tfewiealfelrtcyaooafeaffeaf. fourda lu fa $1 peaeNfcs de fefet, jbe* geaaeSy* apeiteJtr n r fev Ja* ppw tebeiafrw ii. murfemwfeatdw rfaew teed tta tefe xeep* tuifeft aw Ji*e, tere ti* en l m n |I| fW|,, iW|1l MWuWlfaWJ rmt I M !!vortn.|iMw -T*W W -. The te*rt i* m ad. .A sig n a fe w fe va^aartaaafeaafeiCTpnfeyqg^w tfeafean dBtttm typew itiKiatSM stipdin*. A e roete afewwda tiroked gpaarane*, 13w WMfesry m o3fe*ihftbn. One oW ta{m w i^feM few iaaafelafel^feifa and g a f e te ta Nftfelom, f e i f e i n w r *ef*e fe*e-adM---tt-t-e--e*d O m ll-T h l nwn, egei fe fae te tt empleyad fe atbMttMfee twwjft'^eeyfe Mfcweaver, tfer fedttt ferteeBjnn3M^ te m e cetfea *a Sfalufeer<Uadd 4^fefefefeld'fefeejc| d^lfedM erfeK lfefel'S^lfefefe^ tfeandflda, Hauaeidr&woew^'ddc *feort*ofetWBiKr-9i fa w * , d te e n r te *ay te& m &tm** SI - enu o^tfae^bni Jtartk farfaSg fea fiwt fe r a f e ^ ^ ^ * * * * * U ^ S ^ ,a n ^ 1m " te dnfe. Ita bntab .. f e d P * p ^ e ^ V # *il r siB x a m m m m m r befe n w fee aprim i fad mantee*nt fe are- vetfer adite ^*BnW:4tt6-ae6Ie^^lfe!feK':' Seefe **Mjrttegnoefe fren tfatekteJfac Wms J tip p ty **# 0 * * n of Jtotowwry bfente wfa pMetbty Wt feetfeblB, W fa , onr.fee feft dad tabeftfe. -^nipartabgiHfatty tm ar fee M*m et, "1 tefe twe Xm>ya d Ufe, tetar ' I te ttttfed * fatate* dflfte wbfeb feeecd appeenum aftofeter* e t ! tente p^-JtOtarcufeete. faetnm u tuberete, rttuythint potatine te t t t j iwgfeivefefeBeWmiIeefloa) Ttatatank extiesH-decne ef fafefa."', vwfaatSbNfeiofesadveendMace, wfeh Ha4fedu0 et. !3,H8& Sttjnetmoriwa Nrutefe, proteblraethre. emminctioa m ebtateed. C H ^E lfe werirer, nele, eged fe ^ m io M i;:w & le B:,-.feiteti. viete ' Je JWfe bt m a eraptorfe eeefeer efa ; f e t e t t f e m M e i ferwtefa* Vfefa te fe eed^ le nife abete fene-jean end ifae raoteb .werefemt in am f eerv ioe, farten e M feeettefeb teitta* p ite aer d ver, te tte b e d tm feect infeeda d ori in Mfetete afeiwn matte te Ite mnyfefc afe afe tonfete te fee ritma*, fepertineafe. ?tmn aefer te Ifffe to Ha- R terr 3BXPte fate la M tafc* ifesr teefastyta(neUrto<BBbtea). Befeni M*aedttfa t e e a depnuifee tnlreycn- fatefadfepetea^r fa Ofa M, a, tea te ne e btftwy d bfaodfefe te tttfo ad 1*17 dnteC ttetra en te aftoavetbetefveiy d t *ioj oitgfatetec d djfeltote, fete te fee rfetrtteife eadadfete ecu^of fa ^ fe o a t tee te n tfe f a n tin i "ftb * te# meste d cnyfeb M utefa De. N. A tte n d i uDjwpitefe^n tety tsetenfe rea .. ^ .~..fc-fe*CM-rWJMife"nif*et^o6afiiBtetotoWifetfoaw S 'tt.o...'.y...S...S...w.. .rTWdlr.fefet<^W...fN.e...faM w I t irffita afee* fe ti fa lanci! d ipa. rn to aebeetae m t b aeUhefe to ben befe fere tten atete ten yeara mite tiro axfetffa a* d fei Urne ha a anfeo^n* tefe feoM tefet ite anafe* ym rt te n *wteFjpirtttefe Wwwr. IN. ol dw*, t t y * -- n ' ' -.- - , -- ,_ _ _ _ . UaUh IlMmbta ad- K o doubt fibfocta gf th typa p n ii ` ' l < H sia cu i t, id > 4~0Tr O F MEDICINE. F u r i FMWTWtMh W a i u u r OH H t-at-A H C H tri U t.U o r LENDINO THE ;::v , t-OF uhiTihHoii. rm in th absence of s supcradded tubetou^ i f n ^ l tllll The primary eff* of tbs fibweis would appearto bo that of catrsing defeetlTBsosSoa of die blood, M olt ing in an added attain Ml She heart. For man; yean, and even with an advanced degree id fibrosis this n a y be of little inconvenience, provided physical exertion is limited, and acute fflnetm a n avoi&d, intimately, ' however, the margin 1 safety, already diminished, is bat ad tha einulriiau lowly fails, with the usual signs of edema of the lings. M ow often, however, an attack of bronchopoea. monia, Infineon, or other acute ia lw tkm adds too much to the strain, in , pairs the cordlao musculature, and rcsulta in a fatal terrohntlwt Crete cestliiMI M larlyappocite. d f i of the subject dewn to present dele Tide monograph It divided Into a abort intmdttetozy or general aection and a special section. The find pert Is devoted principally to a dtseuasion of the outstanding diagnostic symp* toms of lead poisoning and of the work dot by Dr. Schmidt andhia collabora tors in tho mimoohemical determinathm of lead in Hood, urine, end feces Tho second p u t ttmeee In dctaB tho of lead poisoning; the aheorpdpn, distribution, and excretion oflead; the pathology and oilnioal and, finsSy, the diagnosis, prophylaxis, and therapeutic treatment of lead pol- Dr. Schmidt'smonograph lapartiou- an investigator whohaa long made tide field partieulariybieown. Thedticua- dos of tho dlsgnoetie features ofleod poisoning is espedaay oteareadiolhe pidnt. la this connection it is of in terest to note that emphasis Is ptased on the Impertanoe of the deterraine- tion of Iced in the blood. No attempt is made to dhanue the details of teehnlo. The monograph presentsinstead a criticalreview of the more reoent exporlmental work relat ing to lead,poiaaoigg and will, in eon- sequeooe, doubtteee have e wide ap peal to all Investigates in this field. The bibliography, which eontains 398 reftmaees to the muent work and brings the Btetatan of the eobjeet down tolBSO, is particularlyvaluable "BWvsrgBtnng" may well be recom mended aa a vuluafala addition to tho Hbraiyol students of public h e a lth s l . T , FoirioS. \ L M I i t o m a a . . t J * i a s v i h d ; IX*; t i *3 }K m *I= i;K l :M K U iM 4 11*11- **` ^ ,; ^ . / .* i ' -*>*Sfr .v V ., ..* . & ' ; 7 ' W f # 1 ;- g i c h a u v i, I B E m ^ . p ^ r i t h i . ^ t M . by.TCfcfla*,,. " **" ' 5 = -" Z ^ a t .Itartr Important and h, in a h u h , ana of tbe main problem of S iS L r i f-- - te to -* * About f t . practical -- . -- _ thia problem t o i S u a t r y * ^ ^ ! h i I m h t a >`- T i i . t f S g Pis-ifil % ' ? , . J-- Iill ' l i ' {."it"-, o , .i ' ' . : t \ m ' m s m m A L o f btocstsial msinEKE ehsngea are present and aB grade of KiWwMiwIylfti way 1 fB) fat *af flthii|tinx>t| ad hnmdilolar dilatation, with walk stffimoreoriaiatatact, to large spaces Sled with pda In which the original dart, closeiwwnhlsoneto rises, ahspea, ^ f^lw> t>jip ^ & an** KIm^^ Mty>t fiVA tHTf|> lucent fragments. In fact It is eegy to take sueh a rings particle frost the lung and immeriiatriy find B t brother mm sa baa compSetriy into fibrous I tisane. Many of the end> H am ndouv metamorphosis of ahflfffruf It Hggngnf^ yl fflreh nbecS ate often fified with Wfatwnp gf Dr. W. f t (under date of June as, 1920> of hie researches on asbestos duet in the toga, and on the conatitutlon of i curious bodies, which have been laigtiT fmgrttwft Of | tlons af the lunge how oofeua t fibrous and erode anas, and in in T p ertieo of h u g b teaeed*nd extracted with water, or digested with trypsin, or, ea Profereor Stewart pointed out (1028), if a smear is made from the cut surface of the fresh lung, these bodies are seenIn myriads. Tba larger bodies measure from 90 to 100 microns or more in length, and are of They may dlgoetion of the lung trypsin of fins sfw h b h is Ition, there are The first is the absence of the fine of fiber The second a w e as aiefihrnei series e4 dUkt, Stogie oocd and gpora tfts fame, vraypskyeBowten 3 Tba bodies do B Q t s t ^ i ^ f t n y ^ ^ e ThcyarefoundinfibroUcandne, anas, fin0 f had l a groupe. Tbs pertioleeareeolaige--masses of them m e n ets in, Wfflf1mytiinm^ tihiit they <BraAlwiW SsS^'itosOiM BsblABd rwolted iaSbttitia of tint &BiTonndix$ aHA. ' . tKnea Imi^ p u ifiiiiMt | a the t a g i n in varying degrees o f intensity. is be anprefitebte in retraes s& the steps led d m MueiivumouB ftofeaaor Stevart suggested in me "% a : -" I . 1, , "* - v/ .v , * ' ci;*' Ci ,,>i ; # ,^ A ? ;. >> i. r i p ^ rw f W&sjMms&m iSliSlIftiBl WSS -SS-. ; ( a t a * tab*todu> ven-hour ________ . J W W ^ r * w te ( ^ ^ W ^ w t > < i4 t a l taon a w i------------g the b o t o WW a to m i, U X - y inoli, h e n t a t a t a n u l i w S iil S * i ,,'"W* M tal, a m a i n a h t rit*. tefe 1 I A " '" " , y:., ' r i* - **&*&&' .. w s, T, : ** W Z f.' OBE JOURNAL OP INDUSTRIAL HTOlSNf tioa of i .......... riatod w i& d i i $, Them aoonaliler&hfe difference asbestosfiffosto nn^ there , tiveriekof the developmentof Sbroda I tathejrakenlnthrae proeeeeea. A With oontimredeipooure to high ' coneentratinoBO Sa, thedieeesemay be iuBy devetoped ta eercn to nine pent*, and may oauedeath afterabout fidreen y e t e exposure, ceptionniiy luaehorterpetiod. A FMWme it ocemB in aabertna wotfeet (Bffets condderabiy from the diseaaea it accu in workers exposed to free erystaBno siiiea dost; it differs in tbe radiologie picture, and aiao poetiaorfca mtminiition of the fl3foctodtD^i> A T h a i 4 aO r p r o w am thomittrtfcfcg it a preparation aa m tf& i p m f asbestos Cotbtfcaaeraebiag), diy doth ow ing,aa d aattw w Tnwftng. 7. T i dost? processes are spin ning and dragar processes, and ptoeesses, other than- dry weavin fa rohdBgthe flsmlpdatiea of the span yam. 8, Farther investigation is required to detersdae whether them 1s any ia- M acht Im i freso drfe*ti e o o , dtitiiBsalQ^ao3Mtiteietieagfifc JscrttetdhftondOtei'' J fc s a totfeo*t y wfened to ttowfteriBtolaadtl7tDr.a.A. BStipofete**Sto*iacsot by mut oTftoo *n haken vrwte te ette efMs&* in h rida te a numbereidirwiarodAffisili*" *f ettfta fino,oteoeSo Bdeajo?; te Br. W..Qtffc*oflRgSSs*dM te m M. J.eteed de rni and i v nus* aJwtnatoa te tte agite*eaJmedteef d te te teerihiy im tete* swAmie d thebktoogfe <} bo&m * >; d teteI nedtaem fi Uod tte ted of tte *fV*rllth*aHalinteaiwnt | W*tet tSeHteMteIliirlitWtu* iWte jYMten; *VJB> M e ^ S a t o S I 5.a te e o l* ether raleeMe fcrietmette; te De. W. A tetm m fot Ih loto pi o rediogMn, fot ftfuppf Jioieei (or etedaltig m in *S * *rij t e ioUt. X, Statori.. Tubronliiea Offiar t aheBehl, ter ite rf r i t e n t e t e ette teet'Of to b te O te MS. t WM. 4. M otto, 8.: Htawtagy et Putee- t. te t a o n , & R i ACuaefPMnsoaaoie- ate Sm A et h o h te liH ef AateatioDust. A id, 1938, , 98 t Sano*, f , W.t f r in e n te t e t e io t e t h Atri., i t e , ira , 1, ast 7. a t e OoouriMoo oo Mweimotoo Utas uri <te*riee. S te ri t e t e " a o L T stai . POlAtONARY FIBROS1S 9 ASBES3*OS WOBKB88 3 B7 * am ui, a i X r tm * ,,n I n . * TM *S *p >-*; V * Otw l S S fa im fr M M jtn . m ,n ,jttp . Dir.-Q, Pub. Heoth, Ktw South W0c,.i4t 193, Srettea Jsd u t. B ye,p.K tt. Sydoey, ras. 3. C u ., W.1 : T h .D o Bomb b th A lw IndartiyiBeennd gtdp. T a n i a ti ., 1939, , 9. 13. P co ^ .K , htaP lB uoiura, E. . ; . : PniWMmiMa pileeoii). A oentgWOiIe.l&ndr. HmYoA, b.*" 1 Io.. 98, p. I. . Xbwwm^ '1, BootoTM, . X , Btttaou^ A. X , **p B u o n r a to , 3. TlKB W th of Worfcm la t t . Tnufe t BoBtb of Woriren in a . fe*toar, M. ah Badmv, A, 0 .t ! XtaMMtflttfigi or eba PtoaHarBo feAmmaiT AabeAaab ("Aabwtoab fiofiod'l la Material n f c t ^ a *1 Imo? Fttftcfoii* aad ia th Sputon.: -Jour. P^h- aad Bat, 19 , 1, ITI. MAcwujt, B.%*., akd Midalbto.'Ij E .L .: B sptoo fatlrinding of Melala aad Cfcahing of Caatiaga wKh SjtwiaJb Retane to th* Effe* of hut l a . balettooupon ihe ftorken. LqoSob.^ R- M. Statioaery Office, 1W* AnuuuRANa, C. L.. ax Batto*, 8. : . Boportoatbe Incidano* of Silleealala ^ th Pottery Ijidnetrjr. Tm m g t M. S ta tim i? 015 , 1 * M> S otsnuT O j o. L , A<fd Bnraoa, B,J Porti*! Coment Piwit. V. 8. Pub. S ep irt on th Oecur/enee of t*11^ BlU>Bti. No. 178, 1939. Mttoog Sudatone Worhora. London. ? * OoadoTjK.W .; m b m 3 ,a a n l * n t l * . H*t t StatiOOWy Office, 1929. ^ b o a M a m . Jhar.BoT.M ier.Swi, Wet>V. B , *kd Paca, D. s .: A Caca O S,M tojftdaonejr Aafaaatodk T u b a to , & > * * & UA b. n u o lu iu ta , u pS.Moflttlrafyoaov I M 33. C n , F-tCbpaolOkAAMMk Ita Ofnutiw i, B ipioiuaH , M im u : '' Mjfe.r M B ,F * * > 28L . C o m p a r t i n m % afe Seooog Uhi... o u n , Qot'tprfotia^Burwiu, 1910, a tM ktfls* ftmtfw, Ertrutlon, ftop. i w i S M ttm t f th* Ttt *t a* SnaodKjnftom, iw u m u A tta r* IwktvSoCatoBwyOlR. V . D*pitot**al Guiuame a Oempea. tottm fi Sffi*ia torta? *16 tba R^ctotSto &utu*r&* (SUfcMfe} M iM lutum u d Dm lo M m m rm E m i * .* . b u Ho, BN teandSM O, 1020. B Taaara, B.i A Piotlourp of Applied Chmdatrpe Sosadon, Longmaas, GrwafiOo., m s, # feto Beport, 1SM, b. 39. t o m i , a monttily tnd* Jograal, pahtUitdiaPhSadelphia, P i, '-- ` if A.% ! SBwili *"|*,>| Siedi* ^ to et preeeeeee, aad furtheo fisfllen BMtoai a&dfiwavat la oasrioa a tba iaddeae* rat of srw York CBy* *ftm nau lfl, W, . . ajAahdAaffWleAeVtMofrt-lwMaIrHfeMia.M.dWfSOeOre.o.t.p. reeaaaaa aad Wh.Wjo#, W Stt.ldnanar AfitoNb* Tuberei*,^ A . Gaann, & * . Tb SHenwe of ti* Abbattei fftto In ti Loto of AAwteeWdifce. A U ,,p.fi 33 MwiemcTM.B, X B. A., oxo Petcs, CL W.i Sopott oo Effeofo of Admtoe lM ike(M R inidIlial8oppm . efOo lOibeAMWifiu Induilry. Loodon, H. M. Mtloour OSee, 1990. aB B H BM BBw B B ^ ^ ^ ^ ^ s . * - - i * , : ; . , > ^ f e ^ j a E i ^ i s ^ ^ i a B y i f e ^ i ^ S a i n r a l # p agagt w s f c ''C f e l ' M M H I:.v/.s'`* BOOK REVIEW gent viowa are to the loa* roa only tto a m o m o ta n eem m n dgtennt otowpotnhk A ntena o a 4 voted o bygieae lo taduatr?, a te heren inveeHgKtkme tato tto ta- ^ floeuceof the personal factor upan the oran ot Induatrial acldente are o . mlrWyaetforth;tbey ebowtbnthli aepeot hae b e togeijr egleotod, e veo th o u ^ lta M o an taforth eH on 'e , l M 4 M h k (< M r> rt i too greatto M od any* to loop d m n et t I M n t a * ta mom toa n m ofi BeM; ******* the value of the took h h * D i. S team ho* {art pro ' ', t o St h i 4 M b wito wm H . of p t m M f t* mrdlotaot with oew :t ^ <m >*Md; with to- har of talo pravmtaM to a s of m rtaty and morWdty. Inoatt; tiene tato telegraphletef oremp a deaeribed, a te th a tto a g k t w e h h n emerged wttb regato to t to efbet i peyobologlo iaSaewee opon oocupa* t o a d SMBOtaita ataed. W w o ary asbatoela reoetvee tateman; ft le anertainpleof t t o torra whlohdttit w do u opon Itam tto d a d d Bca witb tte et o tooteitathl oooooto* ,, A w o ^ o t t a t i o o M a u f tos with tahetcdoel. N otthekeat eh iRHtateootnema twetooteeoeotnoooott umnoe. o' e e ilmatwer*ee*ting* p*a*r*to*.tt*Uo*-a--e*ot-t*o*n Mv -7e- rka p ontolktonlatlontetothite with en tautoby id o atetaren ta d e to e S t o t a p o t t r * ooBjta* pitettagtadortIT. F W n l t m r a ^ diaeaee le ftifly d e u ^ A chapter will appreuoletne taooa gmo a t dlWffttmolttotewe, rhfehtoiuge together present know!edge 00 vtfcotaa, COBtritatedbyS. J. QoweS,fe te oftoebeet lo t t o took, wherein, however, the lewd thro^bout i> tad*- Oor reader wffl tod oattfeoto ddteht ta tto Motion to* voted to stmoeptodo oondlHoee, ta w ta to tao do to t^ eo ou M o taedR M d white o n anorta with m ap ** elucidate from etoknen data tto n t a ' tiott betweooooetenmoonta te iSaora. Tto took to o n wtto dtoeoaaloa ot dive huToMyUatton With epedal referenceto thecommonodd,matter . whioh to of ente oonetant Intend to all, to t parttoaktep to oommanato white # ter-teW to,1te te N ft, to tS P t e t * totolMdta* pentane end to * vito 0 taoltoo* thermometer, t t o otter toowoftat n u M h i^ i^ n n a to to ttim e h . nnteetaa. T-hTe,t~o"o2kTfen~a~w, "hTioThe^arn : wtot t S a t *K>e*<) to to Brer- to wcmmBeteed,--Edger-fc. cotta . - ' ' nS" THE JOURNAL INDUSTRIAL I >CTANIBE EASH IN GOLD MINE W tu tu t H. Brusnocr, M.D. aim Ctomai S g o d t a raffle itofeh u n too toottenm rftatoefm m of toerarioo, t o i % t ^ d W H d m i r g d d to d g n i yet he hae nevertoen troubled teemoogtoe wwta ereeelled oythejmeycejinrld eteto. t o m A n o t e at fteiSiteonafteo n toe tatod to ;TMv~edj:W- v : #. J| pf <t dd >a troedermatltle W ^ i^ ta in n ld ot> > ,^ oo tto d io etn ________ unen le a tenor, eteee, r e ^ i p a ot m n ftte loatlon, w o ^ B t o i S tow to gn o* eon^m to Ctoeeetooftott!^Sk iidEAi.toEsrs S T 1't****" not belruidJiupriele. - * T*df ** |w k .p.* *---* .---- - tovoaheaitag. M t o t there t*o* *to**r*e*'m t e e e a o * leeiaetoa. tagatohnadstag ^ i " >M rtondltei y7.. Onneeotf oa n Indtaed to toheve o *y'" ** "" mmur ie d i^ e aw ta d eo lto to a V a" 1* |"w * toFH t upen sa y peaoa " *" * t o f j t e t e . that maygrlat, elthough ! S y f c % # t .W i t a g g beeuhrataed. ^' -- .toeaoor* ' ,,,,,,ptoto% ta aleatoyHSiJO, MMM M ip