Description:1938 aerial photography of Douglas County, NE. Imagery provided from scanned mylar maps by the Nebraska School of Natural Resources. This hosted tile service was created from a mosaic dataset in an ArcGIS Pro map, both projected to NE State Plane NAD83 Feet. The tile package was created using the ESRI tiling scheme down to the 1:2256 scale with a Mixed tiling format and a 75 compression ratio.