
Angeles National Forest and San Bernardino National Forest dominate the southern portion of this landscape, where the high ridges of the San Gabriel Mountains drop toward the high desert. The area is notable for its dense concentration of mid-century organizational retreats and mountain camps, including YMCA Camp, Camp Teresita Pines, and All Nations Camp. These sites are clustered around Big Pines and Jackson Lake, illustrating the region's historical role as a recreational refuge for southern California residents.
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6 editions found
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1903 · Rock Creek
USGS Topo · 1:62,500
1903 · San Antonio
USGS Topo · 1:62,500
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1930 · Black Butte
USGS Topo · 1:24,000
1930 · Angle
USGS Topo · 1:24,000
1932 · Angle
USGS Topo · 1:24,000
1933 · Black Butte
USGS Topo · 1:24,000
1934 · Mescal Creek
USGS Topo · 1:24,000
1934 · Boneyard Canyon
USGS Topo · 1:24,000