
AT&T President Walter Gifford in New York (left) watches the moving image of Secretary of Commerce Herbert Hoover (right) in Washington, D.C., during the first demonstration of television transmission in the United States, April 7, 1927.

AT&T President Walter Gifford in New York (left) watches the moving image of Secretary of Commerce Herbert Hoover (right) in Washington, D.C., during the first demonstration of television transmission in the United States, April 7, 1927.