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How to obtain copies of this item
TITLE: [Hand holding pencil over transistor, and slide rule]
CALL NUMBER: SSF - Transistors <item> [P&P]
REPRODUCTION NUMBER: LC-USZ62-109408 (b&w film copy neg.)
RIGHTS INFORMATION: Publication may be restricted. For information, see "Encyclopedia Britannica," (http://www.loc.gov/rr/print/res/404_ency.html)
MEDIUM: 1 photographic print.
CREATED/PUBLISHED: [1949(?)]
NOTES:
From the collections of Encyclopedia Britannica.
SUBJECTS:
Pencils--1940-1950.
Transistors--1940-1950.
FORMAT:
Photographic prints 1940-1950.
DIGITAL ID: (b&w film copy neg.) cph 3c09408 http://hdl.loc.gov/loc.pnp/cph.3c09408
CONTROL #: 93516482
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