Description
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Digitized index sheets and 38 photogrammetric scans of original aerial reel film from an aerial survey of Tillman County, Oklahoma taken March 20 & 22, 1937. Scale is 1:63,360. These photographs overlap with photographs from Wichita and Wilbarger Counties, Texas.
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Notes
| This survey of the Washita River Watershed – Section 5, encompassing parts of Oklahoma and Texas, was commissioned by the U.S. Department of Agriculture Soil Conservation Service, carried out by Kargl Aerial Surveys, Inc. Access to original materials is available at the National Archives and Records Administration II facility in College Park, MD in Record Group 145, Survey Symbol AE, Canisters: DN0192, 0199, 0326, 0523. File names use the following naming convention for index sheets: Record Group - State - County - Year - Sheet Number. And for photogrammetric scans: Record Group - Survey Symbol - Flight Line Number - Photograph Number. |