Document QOdn5kDYXag7RMvLJxRJO4nR

% PROGRESS REPORT for the week ended June 20, 15^7 Industrial Hygiene Foundation Subjects under) which report iB / to be indexed) Industrial Fellowship So. 259-13 3 copies made: 1 - Mellon Institute 2 - Industrial Hygiene files Worked on index of Dustiness for Asbestos Textile Institute. ^l_)L. H.W. Chapman Fellow B: 6/23 A7 T: 7/21 A? B: ____ f OA M 23 BOW y-A* 000454