1969 SB (Switchbacks)
The 1969 SB (Switchbacks, Manti-LaSal National Forest, Utah and Colorado) vertical, color aerial project was acquired by the U.S. Forest Service (USFS) at a scale of 1:4800.
The 1969 SB (Switchbacks, Manti-LaSal National Forest, Utah and Colorado) vertical, color aerial project was acquired by the U.S. Forest Service (USFS) at a scale of 1:4800.