Who provided the voice of Winky Dink in “Winky Dink and You” (CBS, 1953-57; syndicated, 1969-75)?

Mae Questel provided the voice of Winky Dink, better known as the voice of Betty Boop.

Fifty cents bought a Winky Dink TV Kit, a plastic sheet and magic crayons
to use on your television set during the show.