Image / de Forest wireless system, audion

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Title: de Forest wireless system, audion
Creator: Unknown
Date Created and/or Issued: 1906/ /
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: "Key West 1906" written on face of photograph. de Forest Wireless System Audion responder on right. Note on reverse of photo: "Copy of photograph obtained from George H. Clark. Two-electrode audion receiver at Key West 1906." Stamped with Gerald F. J. Tyne's name and address.
Type: Image
Format: Black & White
Identifier: EE097667-AB22-43E1-8B95-363624546406
2003-59-281
Subject: Amplifiers, Vacuum-tube (LCSH)
United States. Navy--Electronic installations (LCSH)
Telegraph, Wireless (LCSH)
Audion
De Forest Wireless Telegraph Company

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