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Digital Collections

Photographs

Combination hot plate and shaker

  • 1930-Jan-08

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No Known Copyright

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View of a combination hot plate and shaker used to investigate potash at the U.S. Department of Agriculture's Fixed Nitrogen Research Laboratory located in Washington, D.C. Potash salts are an important component in the production of fertilizer and laboratory investigations were commonly undertaken to develop cost-effective measures to recover and convert potash salts that occur in nature into soluble form.

Property Value
Format
Genre
Extent
  • 6 in. H x 7.5 in. W
Inscription
  • (On recto) "Dr. Adams - Jan. 8, 1930"
Subject
Rights No Known Copyright
Credit line
  • Courtesy of Science History Institute

Institutional location

Department
Collection
Physical container
  • Box 1

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Cite as

“Combination Hot Plate and Shaker,” January 8, 1930. Travis P. Hignett Collection of Fixed Nitrogen Research Laboratory Photographs, Box 1. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/7s75dc50s.

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