Document 4vMzLrJvvRMLZvV3zNeV8G1ep

Con K1DKNTIAI. AIellon Institute of Industrial Research UNIVERSITY OF PITTSBURGH PLAINTIFF'S EXHIBIT IHF-320 PROGRESS REPORT for the wee* ended Kay 13, 1949 INDUSTRIAL HYGIENE FOUNDATION Subjects under which report 1b to be indexed Industrial Fellowship No. 259-15 Another trip was made to Beaver.Valley to service the three Trion installations at the St. To'seph Lead Company,- and the homes of Mr. Wheaton v ' and Dr. Long. i''.. 1 . T A trip was made to Pittsburgh Piate Glass Company in Creighton io r'x obtain samples for the appraisal of their exposures due to (1) dusVjf'T'v (2) sulfur, dioxide; and (3) heat. _ . ' ~ '------- The dust samples and sulfur dioxide;sqmples for Pittsburgh.Plate * 'i* Glass Company.were analyzed. r ' ' ' . .;' .'\.V S: May 31, 1949 T: June 2, 1949 R: mlllon institute Reports Division Hit JUH. 3 >949 000039