View of Phantom Curve, in Conejos County, Colorado; shows Denver and Rio Grande Railroad narrow gauge track grade and eroded volcanic formations.
Denver and Rio Grande Railroad Company.--1900-1910.; Conejos County (Colo.)--1900-1910.; Narrow gauge railroads--Colorado--Conejos County--1900-1910.; Railroad tracks--Colorado--Conejos County--1900-1910.
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