Aerial Photo for Coffey/Lyon/Greenwood Region, locality Gridley, location T22-21 R. 14-13E, quadrangle Gridley NW, project GS VBHG. Date of photo 1966-01-04. Other info Flights 1,2,3,4. Range of sheets 1-67 to 60, 1-36 to 43, 1-33 to 27, 1-2 to 9. Number of sheets 23. Photo is located at T22-21 R. 14-13E