Image / C. B. Cooper at the De Forest Wireless Telegraph station, Toronto, Canada

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Title: C. B. Cooper at the De Forest Wireless Telegraph station, Toronto, Canada
Date Created and/or Issued: 1903/ /
Contributing Institution: History San Jose Research Library
Collection: History San Jose Online Catalog
Rights Information: Please contact the contributing institution for more information regarding the copyright status of this object.
Description: Earliest photo of De Forest Wireless Telegraph System, notarized 22 March 1915 by C. B. Cooper. "I hereby certify that the attached photograph marked 'De Forest wireless station, operated in Toronto, Canada, during August and September 1903----C. B. Cooper' is a picture of the De Forest Wireless Telegraph station operated by myself on the Fair grounds in Toronto during August and September 1903. I am shown at the desk. To my right is the spark gap and condensers, and to the right of that is the Helix connected in the aerial circuit."
Type: Image
Format: Black & White
Identifier: EC153D1E-8F56-41BC-B78D-135738514253
2003-34-771
Subject: Telegraph, Wireless (LCSH)
Telegraph stations (LCSH)
De Forest Wireless Telegraph Company
Electric spark gaps (LCSH)
Telegraphers
Cooper, Charles B

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