Aerial Photo for Cheyenne County, location T. 1-2 S., R. 38-39 W., quadrangle Heinzelman Canyon, project EW 12000 VDRA. Date of photo 1974-10-03. Other info Flights 1, 2, 3, 4. Range of sheets 1-9 to 12, 1-36 to 40, 1-53 to 57, 1-80 to 84. Number of sheets 9. Photo is located at T. 1-2 S., R. 38-39 W.