1951 GS-RR
The 1951 GS-RR black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:20,000.
The 1951 GS-RR black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:20,000.