1976-77 GS-VEFL
The 1976-77 GS-VEFL black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:80,000.
The 1976-77 GS-VEFL black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:80,000.
