File:Test samples 1935 Bakelite Review Silver Anniversary p17.tif

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Original file (937 × 1,201 pixels, file size: 3.25 MB, MIME type: image/tiff, 2 pages)

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Summary

Resin testing laboratory.   (Wikidata search (Cirrus search) Wikidata query (SPARQL)  Create new Wikidata item based on this file)
Photographer
UnknownUnknown
Title
Resin testing laboratory.
Description

Photograph of Bakelite resin testing laboratory. Image from Bakelite review : silver anniversary number, 1910-1935 published by Bakelite Corporation. New York, NY: Bakelite Corporation, 1935, p. 17. Copyright not renewed.

The caption reads: "Double check. Laboratory stills test samples of the mixed ingredients of each charge to guide the still room in resin production."
Date 1935
date QS:P571,+1935-00-00T00:00:00Z/9
institution QS:P195,Q5090408
Accession number
HD9662.B35 B35 1935, 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 1931 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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Bakelite

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Date/TimeThumbnailDimensionsUserComment
current21:34, 29 September 2015Thumbnail for version as of 21:34, 29 September 2015937 × 1,201, 2 pages (3.25 MB)commonswiki>Mary Mark Ockerbloom== {{int:filedesc}} == {{Photograph |photographer ={{unknown}} |title =Resin testing laboratory. |description =Photograph of Bakelite resin testing laboratory. Image from ''Bakelite review : silver anniversary number, 1910-...

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