NEWSBRAKE ASBESTOS-FREE BONDING SEGMENTS We are now able to offer a range of flexible, non-asbestos brake linings for bondlng< to shoes.

.1 f i .i < i THE SECRETARY FOR LABOUR For your comments, please. 18th November, 1949.

*> ST085I6U 8 THE JOURNAL OF INDUSTRIAL HYGIENE and TOXICOLOGY VOLUME 25 JANUARY, 1943--DECEMBER 1943 PUBLISHED BY THE WILLIAMS & WILKINS COMPANY Baltimore, Md.

55 TOXICITY SAPCTY AND WELFARE MAXIMUM ACCEPTABLE CONCENTRATIONS OP AIR CONTAMINANTS ENGINEERING STANDARD lUwCS APRIL 1941 S2T OCVlitO P.H 1 o< I U..i O' L 1.

PLAINTIFF'S Is EXHIBIT ffl-QOq.OO 7^. .

A BETTER PLACE TO WORK Transactions Bulletin No. 9 Foundation Facts,1947-48 A Better Place to Work Community Attitude on Working Conditions Resulb of Foundation Field Research Industrial Health Programs in Action Summaries of Conferences Industrial Health Administration Atomic Power and Industry Sickness Insurance Health and Welfare Funds r V.

Industrial Hygiene Digest INDUSTRIAL HEALTH NEWS LITERATURE ABSTRACTS MEDICAL ENGINEERING CHEMICAL TOXICOLOGICAL LEGAL-- decision* and trend* AUGUST, 1948 (VoL 12, No. 8) INDUSTRIAL HYGIENE FOUNDATION 4400 FIFTH AVENUE PITTSBURGH 13, PA.

HEATING VENTILATING AIR CONDITIONING GUIDE 1940 CHAPTER 5.

T a b l e 1.

HEATINC VENTILATING AIR CONDITIONING GUIDE 1941 Table 1.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 Standard9 in the formulation of its ratings and has compiled a tentative standard of heating effect allowances for various enclosure heights to be included in the ratings by its members.

HEATING VENTILATINC AIR CONDITIONING GUIDE 1941 heating systems consists of a motor-driven centrifugal pump with receiver and automatic float control.

HEATINC VENTILATING AIR CONDITIONING CUIDE 1941 Determine Cooling Load on Air Washer Heat removed, outside air = 470 (ho -- hi) -- 470 (38.46 -- 24.4) = 6600 Btu per min Heat removed, return air => 1010 (ft, -- fti) = 1010 (31.51 -- 24.4) = 7180 Btu per min Total Refrigerating effect = 13,780 -s- 200 = 68.9 tons. 13,780 Btu per min Determine Reheating Required H = Wcp (t, - t,) = 1480 X 0.24 (68 - 57) = 3910 Btu per minute = 234,600 Btu per hour.

HEATING VENTILATING AIR CONDITIONING GUIDE 1941 WEISSBLATT, Norman (5 1938) Student, New York Technical Institute, 108 Fifth Ave., New York, and (for mail) 1435-53rd St., Brooklyn, N.

HEATING VENTILATING AIR CONDITIONING CUIDE 1942 Table 2.