Document 2qk3MpDqg4vXMrxdJNL5mrJ5b

9 Mellon Institute of Industrial ResearchI PLAINTIFF'S EXHIBIT UNIVERSITY OF PITTSBURGH PROGRESS REPORT for the week kxgi. Subjects under | which report is ^ t: be indexed^ OUNDATIJN ended ebruery id, 19-14 Industrial Fellowship Ko. 2C9-10 3 copies made: 1 - Mellon Institute 2 - Industrie! hygiene file Conferred with Dr. Kelm and Lt. K. Nelson of U.. Maritime Commission in re welding fumes on Monday, Feb. 7. Spent ?eb. 9, 10 end 11 in Akron ?rea. February 9 at the Sun Rubber Company regarding hazard at sand blasting and methyl ethyl ketone in manufacturing self sealing gas tanks. February 10 and 11 at Pittsburgh Plate Glass Company on dust control, etc., pertaining to the new limestone mine, calcium chloride bagging, bleach plant, boiler shop (welding), silene and others. R: Feb. 23, 1944 1944 /V C W.C.L. Hemeon Industrial Fellow MELLON INSTITUTE fiLsLKyjLft Li i-Ji FOI 001054