Aerial Photo for Lyon, Greenwood Region, locality Madison, location T. 21-22 S., R. 11-12 E., quadrangle Madison NE, project GS-VDBY. Date of photo 1972-11-04. Other info Flights 1-5 EW 11,000. Range of sheets 1: 189-196, 127-120, 112-119, 49-40 2:108-117. Number of sheets 23. Photo is located at T. 21-22 S., R. 11-12 E.