1958 Map of Trinidad
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1958 Map of Trinidad

USGS Topo · Published 1958

About this map

The San Luis Valley serves as a broad agricultural and transport corridor on this mid-century survey, bounded by the dramatic rise of the Sangre de Cristo Range. Extensive irrigation is evident through features like the Morgan Drain near Alamosa, while the valley floor is dotted with small rural communities and institutions, including the South Bradford School and St Marys Ch. To the east, the landscape transitions into the coal-producing regions of the Huerfano River valley, where the Allen Mine and the rail-hub of Walsenburg mark the industrial activity of the era. The presence of the Great Sand Dunes National Monument highlights the unique geologic character of the region. Mountain crossings such as Veta Pass and Whiskey Pass demonstrate the critical routes used by the Denver and Rio Grande Western RR to connect these isolated high-altitude basins with the plains.


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Map Details

Date Portrayed1958
Date Published1958
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:250,000
Physical Dimensions30.1 x 21.8 inches

Editions of this 1958 Trinidad Map

This is the sole edition of this map. No revisions or reprints were ever made.


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Source Details

CopyrightPublic Domain