Aerial Photo for Sherman County, locality Ruleton, quadrangle Ruleton NW, project GS-COA. Date of photo 1964-10-15. Other info No folder. Range of sheets "2F:42-44, 2B:41, 43, 44, 45, 4B:77-83, 4F:77-82, 2B:129-134, 2F:129-133, 2B:206-208, 210, 211, 2F:206, 207, 209, 210, 2B:203, 201-198, 2F:197-200, 202, 203, 4B:69-74, 4F:74-68, 3F:81-85, 3B:82-85". Number of sheets 73.