1955-56 DXD (Dolores-San Miguel Counties Area, Colorado)
The 1955-56 DXD (Dolores-San Miguel Counties Area, Colorado) vertical, black and white (panchromatic) aerial project was acquired by the Commodity Stabilization Service (CSS), now the Farm Service Agency (FSA), at a scale of 1:20,000 (1 inch equals 1667 feet).