1947 GS-EX
The 1940 GS-EX vertical, black and white aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:27,200 (1 inch equals 2267 feet).
The 1940 GS-EX vertical, black and white aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:27,200 (1 inch equals 2267 feet).
