Document ZpB51oeR64GnY0YqEo2XKQmO

9 Mellon Institute of Industrial Research UNIVERSITY OF PITTSBURGH PLAINTIFF'S EXHIBIT IHF-353 PROGRESS REPORT for the week er.ded February 11, 19-14 INDUSTFIAL HYGI, Subjects under | which report is Jc; he indexed! OUNDATIJN Industrial Fellowship Ho. 259-10 3 copies made: 1 - Mellon Institute 2 - Indusmri?! 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 and 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 T* 1944 RJ MELLON INSTITUTE Li W.C.L. Hemeon Industrial Fellow FOI 001054