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File:Identified! (Testing airplane lenses used in map making at the U.S. Bureau of Standards, Washington, D.C.) LOC 21863925636.jpg

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Description
English: Photos displaying on either side of this one in the Prints & Photographs Online Catalog may yield clues—view the neighboring photos: https://www.loc.gov/pictures/related/?&pk=hec2013007592&st=gallery&sb=call_number#focus&loclr=flik

Harris & Ewing,, photographer.
[Testing airplane lenses used in map making at the U.S. Bureau of Standards, Washington, D.C.]
[1934]
1 negative : glass ; 4 x 5 in. or smaller
Notes:
 Title from Flickr Commons Project, 2015.
Date based on date of negatives in same range.
Gift; Harris & Ewing, Inc. 1955.
Subjects:
 United States.
Format: Glass negatives.
Rights Info: No known restrictions on publication.
Repository: Library of Congress, Prints and Photographs Division, Washington, D.C. 20540 USA, http://hdl.loc.gov/loc.pnp/pp.print
Part Of: Harris & Ewing Collection (Library of Congress)
General information about the Harris & Ewing Collection is available at http://hdl.loc.gov/loc.pnp/pp.hec
Higher resolution image is available (Persistent URL): http://hdl.loc.gov/loc.pnp/hec.37556

Call Number: LC-H2- B-6074
Date March 29, 1934
Source https://www.flickr.com/photos/library_of_congress/21863925636/
Author The Library of Congress
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(Reusing this file)		 At the time of upload, the image license was automatically confirmed using the Flickr API. For more information see Flickr API detail.
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  • Mystery Photos — What's the Story?
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This Isn’t A Pipe Organ. This pipe-organ appearing device in reality is a super-sensitive lens-testing camera in the U.S. Bureau of Standards where the government tests products before they are purchased. F. A. Case of the scientific staff is placing a lens in the tester. Dr. I. C. Gardner is in charge of this work for the government. Accurate lens are necessary for government mapping work and for Air Corps observers. March 29, 1934.

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This image was originally posted to Flickr by the Library of Congress at https://flickr.com/photos/8623220@N02/21863925636. It was reviewed on 2016-11-30 00:51:23 by FlickreviewR and confirmed to be the same image. Library of Congress images should not be tagged with {{Flickrreview}} but with {{LOC-image}}. Images posted to Flickr are also generally of lower resolution than available from LOC directly. Please consider reuploading the image in a higher resolution from the original Library of Congress website.

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Date/TimeThumbnailDimensionsUserComment
current00:48, 30 November 2016Thumbnail for version as of 00:48, 30 November 20161,024 × 793 (327 KB)Fæ (talk | contribs)The Library of Congress, Set 72157648233084733, ID 21863925636, Original title Identified! [Testing airplane lenses used in map making at the U.S. Bureau of Standards, Washington, D.C.] (LOC)

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