(Covers and Text to) Short-Wave World-Wide Radio Tours. Radio Stations Map of the WorldShort-Wave World-Wide Radio Tours. Radio Stations Map of the World Showing at a Glance Location, Call Letters and Frequency off Principal Short-Wave stations. RCA Cunningham Radiotron, 10¢Covers and Text: Short-Wave World-Wide Radio Tours. Radio Stations Map of the World

Chicago citation style
Hagstrom Company, Inc. (Covers and Text to) Short-Wave World-Wide Radio Tours. Radio Stations Map of the World,Short-Wave World-Wide Radio Tours. Radio Stations Map of the World Showing at a Glance Location, Call Letters and Frequency off Principal Short-Wave stations. RCA Cunningham Radiotron, 10¢,Covers and Text: Short-Wave World-Wide Radio Tours. Radio Stations Map of the World. 1933. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277744~90050763. (Accessed December 19, 2018.)
APA citation style
Hagstrom Company, Inc, (1933) (Covers and Text to) Short-Wave World-Wide Radio Tours. Radio Stations Map of the World,Short-Wave World-Wide Radio Tours. Radio Stations Map of the World Showing at a Glance Location, Call Letters and Frequency off Principal Short-Wave stations. RCA Cunningham Radiotron, 10¢,Covers and Text: Short-Wave World-Wide Radio Tours. Radio Stations Map of the World. Retrieved from the Digital Public Library of America, https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277744~90050763
MLA citation style
Hagstrom Company, Inc. Retrieved from the Digital Public Library of America <https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~277744~90050763>.
Note: These citations are programmatically generated and may be incomplete.