
Howardsville and Middleton stand as the primary settlement hubs in this mid-century look at the San Juan Mountains, a landscape defined by an intensive network of mining claims. The high-elevation terrain is marked by a concentration of active and legacy extraction sites, including the Pride of the West Mine and the Silver Lake Mine, which were instrumental to the region's industrial development. The South Fork Animas River cuts through the western portion of the sheet, while the Continental Divide forms a natural spine across the east, separating the Gunnison and San Juan National Forest lands.
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8 editions found
1897 · Silverton
USGS Topo · 1:62,500
1900 · Needle Mountains
USGS Topo · 1:62,500
1901 · Silverton
USGS Topo · 1:62,500
1902 · Needle Mountains
USGS Topo · 1:62,500
1902 · Silverton
USGS Topo · 1:62,500
1905 · San Cristobal
USGS Topo · 1:125,000
1907 · San Cristobal
USGS Topo · 1:125,000
1945 · Durango
USGS Topo · 1:250,000
1953 · Durango
USGS Topo · 1:250,000
1954 · Durango
USGS Topo · 1:250,000