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Geological sections, sheet XVIII
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Geological sections, sheet XVII
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Colorado - Utah map
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Western Colorado and part of Utah
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S.W. Colorado and parts of New Mexico, Arizona and Utah
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The Denver & Rio Grande system
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The Denver & Rio Grande system
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The Denver & Rio Grande system
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Map of explorations and surveys in New Mexico and Utah, made under the direction of the Secretary of War
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Manuscript maps of the areas adjacent to the Green and Colorado River
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Map showing definite location of 23,682 miles of the Denver and Rio Grande Western Railway
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Railroad lines and surveys, Green River to Salt Lake : Utah