1940 Print Calco Division American Cyanamid Dye Chemist Chemistry Portrait FZ2 XGLC6 "In the United States service

"In the United States service revolvers

This is an original 1932 photogravure of the Stock Exchange

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1940 Print Calco Division American Cyanamid Dye Chemist Chemistry Portrait FZ2 XGLC6 "In the United States serviceThis is an original 1940 color print of a chemist at the Calco Division of American Cyanamid experimenting with dyes. The caption writes, "The Calco Division of American Cyanamid is probably the third largest U. S. dyestuff maker" The American Cyanamid Company was a large chemical manufacturer and was founded in 1907 by Frank Washburn. Divisions of the company include Lederle Laboratories, Davis & Geck, Old Spice, Breck, Pine Sol and Melmac.