File:Cary Model 14 Recording Spectrophotometer back cover crop Cary Model 31 Electrometer.tif

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Cary Model 31 Electrometer   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
Photographer
UnknownUnknown
Title
Cary Model 31 Electrometer
Description

Cary Model 31 Electrometer from Cary Model 14 Recording Spectrophotometer (Bulletin 114-A.) Monrovia, California: Cary Instruments / Applied Physics Corporation, [1960], back cover.

Note: The date of 1960 is based on the last two digits of the code on the back cover, "8/60".

There is no copyright statement in the manual, and no copyright registration renewal for the manual. It is therefore in the public domain in the United States of America.
Date 1960
date QS:P571,+1960-00-00T00:00:00Z/9
institution QS:P195,Q5090408
Accession number
2005.516, Science History Institute.
Notes Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.
Source Science History Institute
Permission
(Reusing this file)
Public domain
This work is in the public domain because it was published in the United States between 1929 and 1963, and although there may or may not have been a copyright notice, the copyright was not renewed. For further explanation, see Commons:Hirtle chart and the copyright renewal logs. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (70 years p.m.a.), Mainland China (50 years p.m.a., not Hong Kong or Macao), Germany (70 years p.m.a.), Mexico (100 years p.m.a.), Switzerland (70 years p.m.a.), and other countries with individual treaties.

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current22:46, 27 April 2017Thumbnail for version as of 22:46, 27 April 2017971 × 600 (1.69 MB)Mary Mark Ockerbloom (talk | contribs)== {{int:filedesc}} == {{Photograph |photographer ={{unknown}} |title =Cary Model 31 Electrometer |description =Cary Model 31 Electrometer from ''Cary Model 14 Recording Spectrophotometer'' (Bulletin 114-A.) Monrovia, Cali...

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