Aerial Photo for Coffey County, locality Ottumwa, New Strawn, location T. 20-21 S., R. 14-15 E., quadrangle Ottumwa, project GS-VENU. Date of photo 1978-03-28. Other info Flights 1, 2, 3 EW 19,000. Range of sheets 1-70 to 72, 1-91 to 89, 1-102 to 104. Number of sheets 9. Photo is located at T. 20-21 S., R. 14-15 E.