Will Rogers (far right), Art Gillham, Wendell Hall, Carson Robison, Eveready Quartet, Graham McNamee and the Waldorf-Astoria Dance Orchestra.
"The Eveready Hour" became radio’s first commercially sponsored network variety
program. The National Carbon Company was the first sponsor of the show which
originated from WEAF Radio in New York.
The AR-812, manufactured in 1924, was the first commercial superhet.