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Creators:
Hammer, William J. (William Joseph), 1858-1934 (electrical engineer)
Dates:
Circa 1920
Level:
item
Size:
1 Item (Silver gelatin on paper, 7.7" x 13.1")
Collection ID:
NMAH.AC.0069
Repository:
Archives Center, National Museum of American History

The display lists makers name, date, and other details. Dates range from 1881 to 1883; makers Nothomb, Gatehouse, Rogers, and Latimer.