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File:Beckman Model 735 Dissolved O2 Analyzer 2012 002 3598 jm214p459 crop.tiff

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Beckman Model 735 Dissolved O2 Analyzer   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
Photographer
Beckman Instruments Photographic Services Section
Title
Beckman Model 735 Dissolved O2 Analyzer
Description

Beckman Model 735 Dissolved Oxygen Analyzer

Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety, and preventing blindness in newborn babies.

Published without a copyright notice in Beckman Instruments Feedback newsletter, v11 n2, May 1968 (box 45, folder 1)
Date 1968
date QS:P571,+1968-00-00T00:00:00Z/9
institution QS:P195,Q5090408
Accession number
Beckman Historical Collection
Credit line Science History Institute.
Notes Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.
Source https://digital.sciencehistory.org/works/v118rd71c
Permission
(Reusing this file)
This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art.
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 (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.

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Date/TimeThumbnailDimensionsUserComment
current21:19, 6 August 2019Thumbnail for version as of 21:19, 6 August 20191,118 × 989 (4.22 MB)Mary Mark Ockerbloom== {{int:filedesc}} == {{Photograph |photographer =Beckman Instruments Photographic Services Section |title =Beckman Model 735 Dissolved O2 Analyzer |description =Beckman Model 735 Dissolved Oxygen Analyzer Developed from a Linus Pauling design during WWII, the technology behind Beckman Instruments’ oxygen analyzers ended up doing such diverse jobs as monitoring astronauts’ respiration, maintaining packaged food safety, and preventing blindness in newborn babies....

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