On This Day in Telephone History August 22ND 1922 - The Telephone Museum, Inc.
Radio | Definition, History, & Facts | Britannica
A brief look at the history of radio advertising – Advertising Destiny
A brief history of radio advertising | PDF
Radio advertisement hi-res stock photography and images - Alamy
A brief look at the history of radio advertising – Advertising Destiny
Radio & TV | Digital Collections Blog
HMV: A history of ads and logos
5 Advantages of Radio Advertising
Vintage GE Radio Advertisement from 1938
Radio advertisement 1920s hi-res stock photography and images - Alamy
File:AMRAD radio advertisement (1922).jpg - Wikipedia
What is Radio Advertising? | Definition, Types, and Examples
History of Radio: In Springfield, MO: Hukriede, Malcolm, O'Day, Dan, Atkinson, Holly D: 9798387286766: Amazon.com: Books
File:1922 Radio Enters the Home cover.jpg - Wikipedia
The Evolution & History of Radio Advertising | Spotify Ads
ARCANE RADIO TRIVIA: The First FM Radio Ads
File:Vintage Radio Advertising - RCA Victor, "Go Overseas for only $14.95", Circa 1941 (9707444479).jpg - Wikimedia Commons
File:Vintage Radio Advertising - General Electric, "Here's the Kind of Radio You'll Want in '42", "The Complete Radio with FM", Circa 1942 (9716896673).jpg - Wikimedia Commons
Radio (1922-1956) - Ad*Access Research Guide - LibGuides at Duke University
Amazon.com: Radio Broadcasting: A History of the Airwaves: 9781526769404: Bathgate, Gordon: Books
Radio advertising | PPT
Jingles and sponsorship: A brief history of radio advertising | by Radio Fidelity | Medium
The history of car radios, from AM to Apple - The Globe and Mail
