Object Details
Collection Creator
Hammer, William J. (William Joseph), 1858-1934 (electrical engineer)
Collection Citation
William J. Hammer Collection, Archives Center, National Museum of American History
Scope and Contents note
Includes drawings depicting standard of blackening, for Edison incandescent lamp (1880-1887); "Experiments with Light Sensitive Cells," H.M. Bayer, Radio News, April 1929; "Personal," Electrical Engineering, Feb. 1931
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See more items in
William J. Hammer Collection
William J. Hammer Collection / Series 2: Edisonia / 2.2: Edison Effect - Etheric Force And Related Data
Container
Box 24, Folder 5
Archival Repository
Archives Center, National Museum of American History
Type
Archival materials
Collection Rights
Collection items available for reproduction, but the Archives Center makes no guarantees concerning copyright restrictions. Other intellectual property rights may apply. Archives Center cost-recovery and use fees may apply when requesting reproductions.
Collection Restrictions
Collection is open for research.
NMAH.AC.0069_ref2022
Large EAD
https://n2t.net/ark:/65665/ep808a84d55-4d52-420e-a02c-b81a32847cdb
NMAH.AC.0069
ACAH
Record ID
ebl-1503512957957-1503512958019-3