
Modoc National Forest dominates this northern California landscape, defined by volcanic terrain and a high-altitude water management system of reservoirs and tanks. The Southern Pacific railroad cuts a diagonal path through the forest, connecting the small settlement of Mearas to the broader regional network. Industrial activity is concentrated at the Pumice Block Plant near Lookout Road, while the Plant Quarantine Station indicates the importance of agricultural control at the state border during the mid-20th century.
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4 editions found
1886 · Alturas
USGS Topo · 1:250,000
1886 · Modoc Lava Bed
USGS Topo · 1:250,000
1892 · Modoc Lava-Bed
USGS Topo · 1:250,000
1892 · Alturas
USGS Topo · 1:250,000
1951 · Clear Lake Reservoir
USGS Topo · 1:62,500
1951 · Tulelake
USGS Topo · 1:62,500
1952 · Timber Mountain
USGS Topo · 1:62,500
1952 · Hackamore
USGS Topo · 1:62,500
1954 · Alturas
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000