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Photographs

Drillability machine and hopper at the Agricultural Engineering Laboratory

  • 1955-Jan-25

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No Known Copyright

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General view of the drillability machine at the U.S. Department of Agriculture's Agricultural Engineering Laboratory showing the distribution of wet granular fertilizer as deposited by the Grether hopper.

Format
Genre
Extent
  • 4 in. H x 5 in. W
Inscription
  • (On verso) "F-2848 By CWG"
Subject
Rights No Known Copyright
Credit line
  • Courtesy of Science History Institute

Institutional location

Department
Collection
Physical container
  • Box 4

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Related Items

Cite as

“Drillability Machine and Hopper at the Agricultural Engineering Laboratory,” January 25, 1955. Travis P. Hignett Collection of Fixed Nitrogen Research Laboratory Photographs, Box 4. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/jq085k00g.

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