
Walsenburg anchors the northern edge of this 1963 survey, a critical transition point where the high plains meet the foothills of the Rockies. The landscape is heavily defined by a coal-mining economy, evidenced by numerous named operations such as the Mutual Mine, Solar Mine, and the Ravenwood Mine. These industrial sites are concentrated along the Denver and Rio Grande Western and Southern railroads, illustrating the vital link between extraction and rail transport during this era.
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4 editions found
1891 · Walsenburg
USGS Topo · 1:125,000
1891 · Spanish Peaks
USGS Topo · 1:125,000
1893 · Spanish Peaks
USGS Topo · 1:125,000
1894 · Walsenburg
USGS Topo · 1:125,000
1895 · Spanish Peaks
USGS Topo · 1:125,000
1897 · Walsenburg
USGS Topo · 1:125,000
1897 · Spanish Peaks
USGS Topo · 1:125,000
1900 · Spanish Peaks
USGS Topo · 1:125,000
1900 · Walsenburg
USGS Topo · 1:125,000
1954 · Trinidad
USGS Topo · 1:250,000