Description: RCA advertisement for the Radiola 20, 28, 26, and the RCA Loudspeaker 100 and 104. Sourced from National Geographic magazine Vol. 51 No. 5.
Document type: advertisement
Author: Radio Corporation of America, Sales offices
Language: English
Publisher: National Geographic Magazine
Place of production: Washington, D. C., United States
Date: 1927-05
Dimensions: height 25.5, width 17.4
NAC: 2008.1727