This image is of the most iconic clown in America, Weary Willie as performed by the legendary Emmett Kelly.
Florida Natural Color, Inc. 101 NW 176th St., Miami 69, Fla.
The description states:
EMMETT KELLY AS “WEARY WILLIE”,
WORLD FAMOUS CLOWN.
Color Photo by H. W. Hannau
–The fame of this character is such that a museum has been built in his honor.
This card was used and is dated 25 January 1966.