Image / Cylindrical 1908 audion

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Title: Cylindrical 1908 audion
Creator: Unknown
Date Created and/or Issued: 1908/ /
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: Note on reverse of photo: "Cylindrical audion of 1908 or thereabouts. Photo obtained from George Clark." Stamped Return to Gerald F. J. Tyne, 340 East Sixty-Sixth Street, New York 21, New York"
Type: image
Format: Black & White
Identifier: 351D3996-B05B-402D-A9F5-666222147260
2003-59-254
Subject: Amplifiers, Vacuum-tube (LCSH)
Audion
Vacuum-tubes (LCSH)

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