![Herbert Hoover and three members of the Radio Conference, posed standing, full-length] - PICRYL - Public Domain Media Search Engine Public Domain Search Herbert Hoover and three members of the Radio Conference, posed standing, full-length] - PICRYL - Public Domain Media Search Engine Public Domain Search](https://cdn4.picryl.com/photo/1924/01/01/herbert-hoover-and-three-members-of-the-radio-conference-posed-standing-full-1024.jpg)
Herbert Hoover and three members of the Radio Conference, posed standing, full-length] - PICRYL - Public Domain Media Search Engine Public Domain Search
![The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog](https://i0.wp.com/homesteadmuseum.blog/wp-content/uploads/2023/03/0920149-Herbert-Hoover-Jr-with-Radio-Controls-2015.259.1.1.jpg?fit=2366%2C3020&ssl=1)
The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog
![The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog](https://i0.wp.com/homesteadmuseum.blog/wp-content/uploads/2023/03/The_Long_Beach_Sun_Sat__Feb_2__1929_-2.jpg?resize=644%2C1024&ssl=1)
The Spirit of Radio From Point A to Point B with a Press Photo of Herbert Hoover, Jr. with Radio Communications Equipment for Aviation, 23 March 1929 -The Homestead Blog
![D.B. Carson, who supervises licensing and operation of all radio stations in U.S., shown holding the Herbert Hoover Cup of best all-around amateur radio station in U.S. which was awarded to Donald D.B. Carson, who supervises licensing and operation of all radio stations in U.S., shown holding the Herbert Hoover Cup of best all-around amateur radio station in U.S. which was awarded to Donald](https://c8.alamy.com/comp/WAP2BJ/db-carson-who-supervises-licensing-and-operation-of-all-radio-stations-in-us-shown-holding-the-herbert-hoover-cup-of-best-all-around-amateur-radio-station-in-us-which-was-awarded-to-donald-c-wallace-minneapolis-minn-his-station-is-9-zt-9-xax-WAP2BJ.jpg)
D.B. Carson, who supervises licensing and operation of all radio stations in U.S., shown holding the Herbert Hoover Cup of best all-around amateur radio station in U.S. which was awarded to Donald
![Herbert Hoover, Jr., and radio set - PICRYL - Public Domain Media Search Engine Public Domain Search Herbert Hoover, Jr., and radio set - PICRYL - Public Domain Media Search Engine Public Domain Search](https://cdn4.picryl.com/photo/1922/01/01/herbert-hoover-jr-and-radio-set-1-1024.jpg)
Herbert Hoover, Jr., and radio set - PICRYL - Public Domain Media Search Engine Public Domain Search
![Herbert Hoover Jr. and radio equipment, 1920s. Photo by Harris Ewing colorized by Ahmet Asar Painting by Celestial Images - Pixels Herbert Hoover Jr. and radio equipment, 1920s. Photo by Harris Ewing colorized by Ahmet Asar Painting by Celestial Images - Pixels](https://images.fineartamerica.com/images/artworkimages/mediumlarge/2/herbert-hoover-jr-and-radio-equipment-1920s-photo-by-harris-ewing-colorized-by-ahmet-asar-ahmet-asar.jpg)