It is impossible to install a water gage glass on an inverted bucket trap, but if visual inspection is necessary, a gage glass can be placed on the line leading to the trap.

I f t h is man h as le a d p o iso n in g, he i s th e f i r s t c a se we h ove ev e r seen w ith a c t iv e symptoms w ith out d e fin it e an aly t ical eviden ce of in creased lead a b so r p t io n .

COUPS K3ATI0.V FOR OCCUPATIONAL SISZbUES Certain cooed diseases sued as sercury poisoning, lead poisoning, etc. ooce oader tbs Coepensation Act of Hew Jersey.

If this is not done, all or a portion of the ties in a single panel of track may be consumed, permitting the rail to push out of gauge or to depress under traffic, and thus lead to a costly train accident.

-",ounag. ffnit* lerd, red lead, iitnerge, load chrorxtos (chroac ycilcw, chrooc green), or other lend piguents.

Young, president, Amer ican Zinc, Lead and Smelting Com pany, St.

Owing to the cooling effect of evaporation, higher tempera tures are necessary, and this condition leads to discomfort and lassitude.

Weather Bureau reports are frequently mis leading in this respect as they report the maximum temperature for the day with the relative humidity, which occurs during a different period and 85

Ernst Dormanns in 1933 noted that most leading German statisticians (Robert Rossle, Karl von Wolff, Karl Freudenberg, Sigismund Peller, and Friedrich Prinzing, for example) believed that the increase observed in cancer rates was purely the result of aging and improved diagnostics; see his "Beitrag zur Frage der Zunahme der Krebskrankheit," Zeitschrift fur Krebsforschung 39 (1933): 40-53.

c e me n t , Br ic k , a n o s t u c c o p a in t s Oi l c o l o r s (o n e g r a d e o n l y ) yv a r n is h e s , c l e a r , a l l Ty p es p a in t a n o v a r n is h r e mo v e r s Sc r e e n p a in t s o r En a me l s ZONE OR TRArFIC PAINTS PASTE EOOO FILLERS PASTE WHITES WHITE LEAO, CARBONATE AND SULPHATE BLUE LEAD SULPHATE 29. 26. 27. 28. 29.

. _____ 0.050 ft 040 ft 100 Roee's metaL_ . 0.050 Solders (Pband Sn)_ _0 040-0.045 j 0.0388 Wood's metal-- *__ _____ 0.040 40 Pb + 60 Bi______ ______0.0317 25 Pb + 75 Bi.. 0.030 Asbestos_____________ _____ 0.20 0.20 Borax-.. 0.229 Chalk____________ 0.703 0.215 0.20 0.18 Cork___________ Corundum. 0.485 0.198 0.222 0.33 80LIDS Glass: 0.199 0.16 0.12 0.18 0.195 0.201 0.2.50 0.193 Humus (soil)____________ ____ 0.44 0.504 India rubber (Para)_____ 0.27-0.48 0.224 0.217 0.210 Oxides: 0.18.3 Lead oxide (PbO)__ -- _____ 0.055 0 13* 0.222 Magnetite (FesO)--------_____0.168 Silica___ 0.191 0.7.31 Zinc oxide (ZnO) 0.125 ____L 0.69 O 77 0.17-0.28 Salt mrt 0.217 0.21 Sand. . __ 0.195 0.22 T*1 0 180 0.209 Tufa SOLIDS Wood: Fir Oak______________ Pine.__ ,,____0.67 .

To manufacturers whose products are' used in residential air conditioning, AMERICAN ARTISAN offers full cover age of the leading buying factors.

Access doors of convenient size should be provided in the sheet metal connections leading to and from the filters. 4.

.: The Hazards Associated with Use of Lead Arsenate in Apple Orchards, J.

., Chicago, 111...... .................. ............ 890-891 Eagle-Picher Lead Co., The, Temple Bar Bldg., Cincinnati, Ohio............................ 851 Electric Air Heater Company, Mishawaka, Ind................ ......................................... 823 Farrar & Trefts, Inc., Buffalo, N.