2 Detector Tubes are better than 1

Item Info

Title:
2 Detector Tubes are better than 1
Headline:
2 Detector Tubes are better than 1
Date:
1930
Company:
Philco Corporation
Product:
Radio tubes
Category:
Radio (1922-1956)
Subject:
Publication:
New York Sun
Medium:
newspapers
Format:
advertisements
Type:
Still Image
Rights:
No Re-Use
In Copyright
Rights Note:
This material is made available for research, scholarship, and private study. Copyright in this material has not been transferred to Duke University. For reuses of this material beyond those permitted by fair use or otherwise allowed under the Copyright Act, please see our page on copyright and citations: https://library.duke.edu/rubenstein/research/citations-and-permissions.
Digital Collection:
Ad*Access
Identifier:
  • duke:326182
  • R0324
  • ark:/87924/r4n01095s
  • 33bfc8fa-e2a2-426c-b332-b20fab714729
Permalink:
https://idn.duke.edu/ark:/87924/r4n01095s
Sponsor:
Adopted by Ann Elsner in honor of Allan Todd Sagraves