Laboratory of Division of Radiation and Organisms, SIB
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Download IIIF ManifestRequest permissionsDownload image PrintID: 11036-F or MNH-11036F
Creator: Unknown
Form/Genre: Photographic print
Date: c. 1929-1934
Citation: Smithsonian Institution Archives, Record Unit 95, Box 31A, Folder: 36
The Division of Radiation and Organisms was located in the basement of the Smithsonian Institution Building. Shown here is apparatus for studying phototropism (bending toward light) of seedlings, in connection with experiments to determine effects of wave lengths of light on growth. Photo shows Earl S. Johnston at work.
Historic Images of the Smithsonian
Smithsonian Institution Archives, Record Unit 95, Box 31A, Folder: 36
Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu
c. 1929-1934
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11036-F or MNH-11036F
Color: Black and White; Size: 10w x 8h; Type of Image: Interior; Medium: Photographic print; Number of Images: 1;