
Mt. Gleason towers over this section of the San Gabriel Mountains as they appeared in the 1930s and 1940s. The landscape is defined by a complex network of firebreaks and forest infrastructure within the Angeles National Forest, including the Little Gleason Forestry Plantation and a lookout station at the mountain's summit. This era shows the high-elevation terrain before modern sprawl, marked by seasonal sites like Messenger Flats and the Public Camp at Deer Spring.
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4 editions found
1900 · Tujunga
USGS Topo · 1:62,500
1901 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1904 · Southern California Sheet No. 1
USGS Topo · 1:250,000
1928 · La Crescenta
USGS Topo · 1:24,000
1930 · Ravenna
USGS Topo · 1:24,000
1933 · La Crescenta
USGS Topo · 1:24,000
1934 · Mt. Lowe
USGS Topo · 1:24,000
1934 · Ravenna
USGS Topo · 1:24,000
1934 · Mt. Wilson
USGS Topo · 1:24,000
1934 · Acton
USGS Topo · 1:24,000