1949 GS-JJ
The 1948 GS-JJ vertical, black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:32,760 (1 inch equals 2730 feet).
The 1948 GS-JJ vertical, black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:32,760 (1 inch equals 2730 feet).
