This image shows several children feeding a family of tame white-tailed deer at the Boettcher Deer Farm in Hayward, Wisconsin.

Curteichcolor Art-Creation from Color Transparencies
The description states simply:
E-116 BOETTCHER DEER FARM
HAYWARD, WISCONSIN
—From information available on the web, this farm has long since closed.
This image likely dates from the 1950s.