1956 GS-CDG
The 1956 GS-CDG low oblique black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:40,000.
The 1956 GS-CDG low oblique black and white (panchromatic) aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:40,000.
