Document n9YOMbw7KVYNwRZyg96oQ9591

m ConkidkxtiaL. Mellon Institute of Industrial Research PLAINTIFF'S EXHIBIT UNIVERSITY OF PITTSBURGH Jl iliiflK Approved L'atJe PROGRESS REPORT for the week ended February 9, 1946 INDUSTRIAL HYGIENE FOUNDATION Subjects under which report is to be indexed Industrial Fellowship No. 259-12 3 copies made: 1 - Mellon Institute 2 - Industrial Hygiene files On Monday afternoon entrained for Lancaster where, on Tuesday morn ing, I conferred with officials of Raybestos-Manhattan Co. (Manheim), Mr. Cilly, Mr. Joyce, Mr. Luttenberger on general dust problems. On Tuesday afternoon met Mr. Heiserman and Mr. L.I. Green at General Refractories in Philadelphia. Tfent Wednesday morning to Keasbey & Mattison, Ambler, for conference with Mr. Ledeboeur, Vice President. Left for Ifomelsdorf and worked at North American Refractories plant there Thursday morning. Returned to Pittsburgh Thursday night. P.: 2/11/46 T: 2/11/46 R: ______ ff.C.L. Hemeon Senior Fellow C FEB 14194 S fom 2a sow a-49 nnnro n