Delwedd:Identified! (Vivian Leroy Crisler (1885-1953), an acoustics researcher at the National Bureau of Standards, Washington, D.C., looking over a loud speaker horn used in sound penetration tests) (LOC) (21890090555).jpg
Ni chefnogir cynnwys y dudalen mewn ieithoedd eraill.
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Daw'r ffeil hon o Comin Wikimedia a gellir ei defnyddio gan brosiectau eraill.
Dangosir isod y disgrifiad sydd ar dudalen ddisgrifio'r ffeil yno.
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DisgrifiadIdentified! (Vivian Leroy Crisler (1885-1953), an acoustics researcher at the National Bureau of Standards, Washington, D.C., looking over a loud speaker horn used in sound penetration tests) (LOC) (21890090555).jpg
[Vivian Leroy Crisler (1885-1953), an acoustics researcher at the National Bureau of Standards, Washington, D.C., looking over a loud speaker horn used in sound penetration tests]
[between 1923 and 1929]
1 negative : glass ; 5 x 7 in. or smaller
Notes:Title information from press notes/caption for a similar photograph and 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, hdl.loc.gov/loc.pnp/pp.print
Part Of: Harris & Ewing Collection (Library of Congress)
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This image was originally posted to Flickr by the Library of Congress at https://flickr.com/photos/8623220@N02/21890090555. It was reviewed on 2016-09-08 07:14:19 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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