Form letter sent to company executives by W. N. Watson, Secretary of Manufacturing Chemists’ Association, requesting information on when their firms joined the Manufacturing Chemists’ Association, 1947

Form letter sent to company executives by W. N. Watson, Secretary of Manufacturing Chemists’ Association, requesting information on when their firms joined the Manufacturing Chemists’ Association, 1947, Box: 2, Folder: 2, Object: 14. Records of the Manufacturing Chemists’ Association, DP01-01. Science History Institute Archives. https://sciencehistory.libraryhost.com/repositories/3/archival_objects/43158 Accessed November 25, 2024.