In a reversed return system, the water returns to the heater by an indirect route after it has passed through the radiators, so that the paths leading through the three radiators shown in Fig. 2 are practi cally of equal length.

The racial hygienist Fritz Lenz had argued in a widely read essay of 1917 ("The Re newal of Ethics"--which he once claimed to have anticipated the leading elements of Nazi philosophy) that the growth of technol ogy had brought with it an alienation from nature.

The campaign against coal tar dyes is only one example: lead-lined toothpaste tubes were banned fifty years prior to a similar move in the United States, and in 1937, Reich Health Office president Hans Reiter banned the bleaching of flour.

A central cooling and dehumidifying plant is one in which the fans, dehumidifiers, and other related apparatus are assembled'in suitable apparatus rooms from which supply and return ducts lead to the conditioned spaces.

I have s t a t e d in my r e p o r t, t h a t I an not J u s tifie d in drawing any o th er conclusion as to th e o r ig in o f h i s d i s a b i l i t y , h u t X am a c t u a l l y q u ite doubtful as to the ro le of lead in sp in al cord degenera t i o n s .

Erwin Liek had formulated many of these arguments in his 1932 and 1934 books on cancer (see chapter 1), and his was the lead fol lowed by many Nazi food philosophers.

InBabitually countsan analysis our eyes tothe time when ause ss most casesthe Disorder suspected oe d'and lessened en- Wito therdoiled with alley therdoiled , filledwith fiice the days , g diagnosis ofdiagnosis recall consumption the lungs pictures as basis of costs itisxellto ppinion i of the diagnosis of consumption s atat of sill- : trouble and Thi alloraduringmen minton was that such diagnoses were wrong in leastcases and that Gt tures the conclusions drawnrex plo effecti i weregenerally I addition the more direct rye costs of the lungsis not infrequently e <y "Was" fragt er mit Interest isdas f^...ra Ding Das ihrnau auf den Fiddles futuseh Object davon Ies den Volume des Tonszu Damit soundet die besteCremona +ie *Shus a>-Braction loud loud mitoune mitoune Siletitor gute Ah A S iss a sehr Idee iss MustderPader Die Invention , | i Butcontinuet mit Fleiss thebasisfor atuberculosis Infection of thetlheuhnagsrm to to scaling Justthrough in some ocviercrugmsrtoanwctehsoddustyfuabsrouts-cytolna-^': tributed treatment tributed to anally pneumoniicndufsetctniiognhst cause cause of greatimportance treatment succeeds And anally breathing vy takingthose who theunproductive loe mathma hay fever and bringaboutpol- bouing such lead poisoning Thedusts most productive silicon ar those richest in and quartsstand attop A much lower in the scale costs Is Granite Is Limestone quite low The most harmful trades are cleaning : with sand sand blasting buildings } other kinds mining sand and sandstone , PRESSURE BLOODwrites Whichis more Highbloodpressture to to canon n teobe pressure mining iin n quarts rockhandling quarts dan- officials are imbued w of getting for theme they can and absqlute the handwriting handwriting on th : looms as large as the experts are ma Ington propounding money wa takinggobs of money treasury to help agric doing they are only farmer's plight Ever been ruined by taxati toy is repeating Itse agricul want Eha elp isgay simple as'A - The wealth of the Until or achieftachieft PERFECT blens British 1923. in September but stayed on 1.

Install proper filters adjacent to the grilles in each room, using splitters if the duct leads to the rooms are short. 9 9 Space limitations and maximum air velocities for the introduction of air to a broadcasting studio restrict the size of duct to 30 by 16 in. and in addition the. length of branch duct which is suitable for lining with sound absorption material is limited to 22 ft.'

SHEET PACKINGS: Victor materials are available in fc, various thicknesses and in the following forms for use in packing joints: Jf || Vietorite (treated fibrous packing) In sheets or rolls Victopac (Compressed Asbestos) In sheets or small rolls To meet specific requirements Victor gaskets are fabricated from the following materials used singly Wire Woven Asbestos Copper Asbestos, superior mill-board In sheets or rolls In sheets In sheets or assembled in various combinations: Asbestos rope Cork (composition) On spools In sheets Rubber In sheets Manila paper In sheets or rolls Copper Zinc Aluminum RM (Special metal for refrigeration use) Lead Brass Wire-Woven Asbes Ingot Iron tos Steel Monel Vietorite (fibrous) Manila paper Asbestos Cork (Composition) Graphited Asbestos Rubber Victopac (Com pressed Asbestos) Shim stock (Steel or Brass) In rolls or die-cut Applications: Victor materials are supplied as; finished gaskets or in sheet form for the maintenance of'j leak-proof connections in lines, pumps and chambers-j carrying gases and liquids such as the following: Air Alcohol Ethyl Chloride Exhaust Fumes ,JSteam (high pres-f sure, low pressure Constructions: Alum Ammonia Gas Gasoline superheated and:) saturated) Metal Enclosed: Special design gaskets such as Brine Caustics Lye Methyl Chloride Sodium Sulphate Sulphur Dioxide cylinder head; annular types with flat, round, or oval Cyanides Oil (hot and cold) Tar Water (hot and cold) 'H cross sections, single jacketed, double jacketed, French (outer edge open), inverted French (inner edge open), corrugated, one-way center flange for guide, two-way center flange for guide; flange types (with bolt .holes).

The number of cases of lead poisoning treated fell Tory sharply, partly owing to decreased production, but still more so. we believe, to the improvements undertaken by the plants.under our supervision and advice.

Thus, air inlet to a room may be opening in end of a duct leading from the air outlet of a fan.

American military leaders knew that German scientists had not slept through the Hitler era, and after the war commissioned dozens of leading scholars to write book-length summaries of their fields, a veritable Encyclopedia Naziana with entries on everything from biophysics to tropical medicine.

., lead, mercury, benzene-related solvents, or halogenated hydrocarbons); work involving exposure to X-rays or radioactive substances; assembly-line work or piece work; and night-shift or holiday work.

who s i n c e about June, 1924, has and ~'syc: consequence of te tra e th y l lead poisoning a t that ti~o. .

. , f i r s t , th e p o ssib ilit y o f ch ron ic lead poison in g producin g ce r t ain types of nerve d eafn ess.