
Spar City and the surrounding high-altitude terrain of the Rio Grande National Forest are defined by the legacies of late 19th-century silver mining and the rugged geography of the San Juan Mountains. This 1957 field-checked survey captures a landscape where industry and conservation meet, featuring the Denver Tunnel and Emma Mine situated near Monument Peak. The map follows the high ridges of the Continental Divide, marking the boundary between the Rio Grande and San Juan National Forest.
77 named features on this map. Tap any name to fly to it.
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5 editions found
1905 · San Cristobal
USGS Topo · 1:125,000
1907 · San Cristobal
USGS Topo · 1:125,000
1913 · Summitville
USGS Topo · 1:125,000
1914 · Creede
USGS Topo · 1:125,000
1915 · Summitville
USGS Topo · 1:125,000
1916 · Creede
USGS Topo · 1:125,000
1924 · Pagosa Springs
USGS Topo · 1:125,000
1927 · Pagosa Springs
USGS Topo · 1:125,000
1945 · Durango
USGS Topo · 1:250,000
1953 · Durango
USGS Topo · 1:250,000