Favorite this☆ bh016517 Chemist working in chemical laboratory, Filtration Building, Waterworks Park, Detroit water supply system
Favorite this☆ bh016516 Chemical laboratory in Filtration Building, Waterworks Park, Detroit water supply system
Favorite this☆ na030068 Captain Hatton B. Rogers, food technologist, Quartermaster Corps Mobile Chemical and Bacteriological Laboratory
Favorite this☆ na030058 Workbench, Quartermaster Corps Mobile Chemical and Bacteriological Laboratory
