File:Lee de Forest 2012 002 6580 sx61dn13g crop.tiff

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Summary

Lee de Forest at Beckman Instruments in Munich, Germany (

)

Author

Unknown author

Title

Lee de Forest at Beckman Instruments in Munich, Germany

Description

Lee de Forest at Beckman Instruments in Munich, Germany

Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial business ventures included work in radio, telegraphy, telephony, broadcasting, and film.

Arnold O. Beckman fêted Lee de Forest at the new Munich facility of Beckman Instruments.

Published without a copyright notice in the Beckman Division Feedback newsletter, No. 5, May 1955 (BHC box 10, folder 1). Digitized for the Beckman Legacy Project.

Depicted people

Lee de Forest

Date

1955

Collection

Science History Institute

	Location	315 Chestnut Street, Philadelphia, Pennsylvania, 19106
	Coordinates	39° 56′ 56.04″ N, 75° 08′ 47.4″ W
	Established	1982
	Website	http://www.sciencehistory.org/
	Authority file	: Q5090408 VIAF: 4412163159960301640007 ISNI: 0000000121917991 LCCN: no2021104345 BNF: 16931028s NKC: ko2010557072 WorldCat

Accession number

Beckman Historical Collection

Credit line

Science History Institute.

Notes

Image downloaded with permission from the Science History Institute, as part of the Wikipedian in Residence initiative.

Source

https://digital.sciencehistory.org/works/xk81jm308

Permission
(Reusing this file)

This file was provided to Wikimedia Commons by the Science History Institute as part of a cooperation project.

English ∙ 日本語 ∙ +/−

This work is in the public domain in the United States because it was published in the United States between 1929 and 1977, inclusive, without a copyright notice. For further explanation, see Commons:Hirtle chart as well as a detailed definition of "publication" for public art. Note that it may still be copyrighted in jurisdictions that do not apply the rule of the shorter term for US works (depending on the date of the author's death), such as Canada (50 p.m.a.), Mainland China (50 p.m.a., not Hong Kong or Macao), Germany (70 p.m.a.), Mexico (100 p.m.a.), Switzerland (70 p.m.a.), and other countries with individual treaties.

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	01:41, 6 August 2019		1,411 × 1,123 (6.05 MB)	Mary Mark Ockerbloom	== {{int:filedesc}} == {{Photograph \|author = {{unknown}} \|title = Lee de Forest at Beckman Instruments in Munich, Germany \|description = Lee de Forest at Beckman Instruments in Munich, Germany Lee de Forest (1873–1961) was an inventor, most notably of Audion vacuum tubes in the early twentieth century. His serial business ventures included work in radio, telegraphy, telephony, broadcasting, and film. Arnold O. Beckman fêted Lee de Forest at the new Munich facility of...

File usage

The following pages on the English Wikipedia use this file (pages on other projects are not listed):

Lee de Forest

Global file usage

The following other wikis use this file:

Usage on arz.wikipedia.org
- لى دى فورست
Usage on es.wikipedia.org
- Usuario:Gerwoman/Taller16
Usage on www.wikidata.org
- Q354863

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File:Lee de Forest 2012 002 6580 sx61dn13g crop.tiff

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