Document 4J8grZN6y0z82ey0NoK3Xnodp

Confidential [Mellon Institute of Industrial Research UNIVERSITY OF PITTSBURGH PLAINTIFF'S EXHIBIT PROGRESS REPORT for the week ended May 28, 1948 INDUSTRIAL EYGIENE FOUNDATION Subjects under which report is to be indexed Industrial Fellowship No. 259-14 5 copies made: 1 - Mellon Institute 2 - Industrial Hygiene files A dust investigation in handling wood flour was condngted at the Clarksburg, West Virginia pla,nt of Pittsburgh Plate Glass Company..'.;':-. All eagles were counted and the report written for Pittsburgh Plate. . . Glass Company. - - . .-;r The spirals received from Onondaga Pottery were cut to size and dust. - .. counting started. .. -y^rj E: 6/10/48 r.' T: 6/18/48 B: 1________' '