Flights flown between June 21, 1940 and October 5, 1940 by Woltz Studios, Inc., for the U. S. Dept. of Agriculture, Agricultural Adjustment Administration. Photos numbered V-2A-2 through V-8A-130. Scale not given. Stereoscopic coverage. Only indexes are georeferenced.
Livingston County (Ill.) / W0885600-W0881500 / N0410700-N0403700
Illinois State Geological Survey
546 remote-sensing images, 4.02 gigabytes, average file 7.55 megabytes
Scanned from 9 x 9 contact prints (nominal scale ca. 1:20,000) on Crosfield Celsis 6200 drum scanning system at 750 dpi. Quality assurance target not published but available by contacting the Illinois State Library Map Dept. MrSID files compressed at a target ratio of 6:1. Uncompressed TIFF images on cd available from the Illinois State Library Map Dept.