Box 3
Container
Contains 26 Collections and/or Records:
General Research -- Foundries -- J.B. Wickersham -- Patents and Inventions, 1975-1977
File — Box: 3, Folder: 18.0
General Research -- Foundries -- J.B. Wickersham in Philadelphia, 1976-1977
File — Box: 3, Folder: 19.0
General Research -- Foundries -- J.B. Wickersham in New York City, 1976-1977
File — Box: 3, Folder: 20.0