Aerial Photo for Lyon County, location T. 16-18 S., R. 11-12 E., quadrangle Allen SW, project GS-VCVG. Date of photo 1971-12-17. Other info Flights 1-5 EW 11,000. Range of sheets 1:112-116, 157-161, 181-176, 245-249, 278-274. Number of sheets 10. Photo is located at T. 16-18 S., R. 11-12 E.