Laboratory of Division of Radiation and Organisms, SIB

ID: 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

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Summary

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.

Subject

  • Johnston, Earl S
  • Smithsonian Institution Building (Washington, D.C.)
  • Smithsonian Environmental Research Center (SERC)
  • Smithsonian Astrophysical Observatory

Category

Historic Images of the Smithsonian

Notes

  • Secretary Charles Greeley Abbot established the Division of Radiation and Organisms in 1929. Its function was to investigate the effects of solar radiation upon living organisms, mainly plants, and the division was part of the Smithsonian Astrophysical Observatory.
  • See negatives SIA2011-1306 and 34425.

Contained within

Smithsonian Institution Archives, Record Unit 95, Box 31A, Folder: 36

Contact information

Institutional History Division, Smithsonian Institution Archives, 600 Maryland Avenue, S.W., Washington, D.C. 20024-2520, SIHistory@si.edu

Date

c. 1929-1934

Restrictions & Rights

No restrictions

Topic

  • Equipment
  • Scientific apparatus and instruments
  • Radiation Biology Laboratory
  • Smithsonian Institution
  • Personnel management
  • Division of Radiation and Organisms
  • Basements
  • Employees
  • Interiors
  • Biophysics
  • Solar radiation
  • Experiments
  • Smithsonian Institution--Employees
  • Research--Equipment and supplies

Form/Genre

  • Photographic print
  • Interior

ID Number

11036-F or MNH-11036F

Physical description

Color: Black and White; Size: 10w x 8h; Type of Image: Interior; Medium: Photographic print; Number of Images: 1;

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