Castle Rock and mesa in distance, both capped by Castle Rock conglomerate, looking north. Douglas County, Colorado. 1913.
Dates
Date Taken
1913
Summary
Castle Rock and mesa in distance, both capped by Castle Rock conglomerate, looking north. Douglas County, Colorado 1913. Plate 4 in U.S. Geological Survey. Folio 198. 1915.
Summary
Castle Rock and mesa in distance, both capped by Castle Rock conglomerate, looking north. Douglas County, Colorado 1913. Plate 4 in U.S. Geological Survey. Folio 198. 1915.
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