Aerial Photo for Clark County, location T. 31-32 S., R. 22-23 W., quadrangle Ashland 2 SE, project Sitka. Date of photo 1974-04-09. Range of sheets 2-63, 2-277, 2-279, 2-281, 2-283, 1-203, 1-205, 1-207, 1-149. Number of sheets 9. Photo is located at T. 31-32 S., R. 22-23 W.