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Digital Collections

Business correspondence

Letter from Lee de Forest to Arnold O. Beckman

  • 1952-Nov-19

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This letter suggests Beckman might be interested in commercial development of de Forest's new invention, a "sandwich, non-vacuous, light amplifier."

Property Value
Addressee
Author
Place of creation
Format
Genre
Extent
  • 8.5 in. W x 11 in. L
Language
Inscription
  • (page 2) "Pat. sent to R&D 11/20"
Subject
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Credit line
  • Courtesy of Science History Institute

Institutional location

Department
Collection
Series arrangement
  • Series I. Arnold O. Beckman Files
  • Sub-series 1. Correspondence
Physical container
  • Box 1, Folder 18

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Scientific Biography
Arnold O. Beckman

Related Items

Cite as

Forest, Lee De. “Letter from Lee De Forest to Arnold O. Beckman,” November 19, 1952. Beckman Historical Collection, Box 1, Folder 18. Science History Institute. Philadelphia. https://digital.sciencehistory.org/works/8w32r6604.

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The Science History Institute recognizes there are materials in our collections that may be offensive or harmful, containing racist, sexist, Eurocentric, ableist, or homophobic language or depictions. The history of science is not exempt from beliefs or practices harmful to traditionally marginalized groups. The Institute is engaged in ongoing efforts to responsibly present and address the evidence of oppression and injustice inextricable from the history of science. If you would like to learn more about our ongoing efforts or if you encounter harmful, inaccurate, or insufficient descriptions, please contact us at digital@sciencehistory.org.