
Trinidad serves as the industrial and educational anchor of this southern Colorado landscape, where the Purgatoire River and Lake Trinidad meet the foothills. The map reveals a region defined by its intensive coal mining history, with numerous operations such as the Starkville Mine and the Main Cokedale Mine concentrated along the southern valley. These sites, often labeled as inactive by this mid-century period, once fueled the region's economy and spurred the development of surrounding company towns like Starkville and Cokedale.
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6 editions found
1891 · Spanish Peaks
USGS Topo · 1:125,000
1892 · Elmoro
USGS Topo · 1:125,000
1893 · Spanish Peaks
USGS Topo · 1:125,000
1893 · Elmoro
USGS Topo · 1:125,000
1895 · Spanish Peaks
USGS Topo · 1:125,000
1897 · Elmoro
USGS Topo · 1:125,000
1897 · Spanish Peaks
USGS Topo · 1:125,000
1900 · Spanish Peaks
USGS Topo · 1:125,000
1951 · Trinidad
USGS Topo · 1:24,000
1951 · Valdez
USGS Topo · 1:24,000