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Main Author:
U.S. Geological Survey
Title/Description:
Map of Area B Showing the Geology of the Grand River Valley and the Book Cliffs
Publication Info:
Washington: U.S. Department of the Interior, U.S. Geological Survey, c1840; Plate XI
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Main Author:
Surveyor General's Office
Title/Description:
Map of Colorado Territory
Publication Info:
Denver: Surveyor General's Office, 1862
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Main Author:
U.S. Geological Survey
Title/Description:
Green River from the Union Pacific Rail Road to the Mouth of White River
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey, 1873
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Main Author:
U.S. Geological and Geographical Survey of the Territories
Title/Description:
Map of the Coal Openings, Rail Roads, Sections, etc. Along the Eastern Base of the Mountains near Denver City
Publication Info:
Washington: U.S. Department of the Interior, 1874; to accompany the report of Arch. G. Marvine
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Main Author:
U.S. Geological Survey
Title/Description:
Geological Map of the Central City Mining Region
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1874; 7th Annual Report
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Main Author:
U.S. Geological and Geographical Survey of the Territories
Title/Description:
Preliminary Map of Central Colorado
Publication Info:
Washington: U.S. Department of the Interior, 1875
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Main Author:
Wilson, A.D.
Title/Description:
Preliminary Map of San Juan County
Publication Info:
Washington: The U.S. Geological and Geographical Survey of the Territories, 1875; Vol. 1, Bulletin 3
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Main Author:
Gray, Ormando W.
Title/Description:
Colorado
Publication Info:
Philadelphia: O.W. Gray and Son, 1876; from Gray's National Atlas with Descriptions
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Main Author:
Chittenden, George B.
Title/Description:
Preliminary Map of South Western Colorado and parts of the adjacent Territories showing the location of Ancient Ruins
Publication Info:
Washington: The U.S. Geological and Geographical Survey of the Territories, 1876; Vol. 2 Bulletin I
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Main Author:
Hayden, F.V. and W.H. Holmes
Title/Description:
Geological Map of Colorado Springs and Vicinity, Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1876; 8th Annual Report
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Main Author:
Hayden, F.V. and W.H. Holmes
Title/Description:
Preliminary Map of the Eastern Base of the Rocky Mountains, Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1876; 8th Annual Report
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Main Author:
Hayden, F.V. and W. H. Holmes
Title/Description:
Sketch and Sections showing the Moraines of the Upper Arkansas Valley in Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1876; 8th Annual Report
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Main Author:
Chittenden, G.B.
Title/Description:
Map of the Elk Mountains, Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1876; 8th Annual Report
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Main Author:
Bechler, G.R. and Henry Gardner
Title/Description:
Preliminary Map of Central Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1876; 8th Annual Report
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Title/Description:
Territory of Colorado
Publication Info:
Washington: Department of the Interior, General Land Office, 1876
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Main Author:
U.S. Geological and Geographical Survey of the Territories
Title/Description:
Drainage Map of Colorado
Publication Info:
Washington: United States Department of the Interior, March, 1877
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Main Author:
Gardner, J.J. and A.D. Wilson
Title/Description:
Sketch Showing the Primary Triangulation of Colorado
Publication Info:
Washington: The U.S. Geological and Geographical Survey of the Territories, 1877; Vol. 3 Bulletin 3
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Main Author:
Bechler, G.R.
Title/Description:
Outline Map of the Middle Park Region and the Eastern Rocky Mountain Slope
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1877; 9th Annual Report
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Main Author:
Bechler, G.R.
Title/Description:
Outline Map of the South Park and Adjoining Regions showing drainage, roads, trails, peaks and passes
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1877; 9th Annual Report
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Main Author:
Wheeler, George M.
Title/Description:
Southwestern Colorado
Publication Info:
Washington D.C.: US Geological Survey, 1878; US Geographical Surveys West of the 100th Meridian, Atlas Sheet No. 61
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Main Author:
Wheeler, George M.
Title/Description:
Land Classification Map of Part of South Western Colorado
Publication Info:
Washington D.C.: US Geological Survey, 1878; US Geographical Surveys West of the 100th Meridian, Atlas Sheet No. 61
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Main Author:
Wheeler, George M.
Title/Description:
Land Classification Map of Part of Central Colorado
Publication Info:
Washington, D.C.: US Geological Survey, 1878; US Geographical Surveys West of the 100th Meridian, Atlas Sheet No. 62 (A)
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Main Author:
Wheeler, George M.
Title/Description:
Land Classification Map of Part of Southern Colorado
Publication Info:
Washington, D.C.: US Geological Survey, 1878; US Geographical Surveys West of the 100th Meridian, Atlas Sheet No. 62
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Main Author:
Wheeler, George M.
Title/Description:
SW Colorado San Juan Mining Region
Publication Info:
Washington D.C.: US Geological Survey, 1878; US Geographical Surveys West of the 100th Meridian, Atlas Sheet No. 61
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Title/Description:
Geological Map of a portion of North-Western Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1878; 10th Annual Report
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Main Author:
U.S. Geological Survey
Title/Description:
[Topographic Map of the San Luis Valley and Vicinity]
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1878; 10th Annual Report
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Main Author:
Bechler, Gust. R.
Title/Description:
Map of the Country between Yampa and White Rivers
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1878; 10th Annual Report
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Main Author:
U.S. Geological Survey
Title/Description:
General Geological Map of Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1878; 10th Annual Report
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Main Author:
U.S. Geological Survey
Title/Description:
Economic Map of Colorado
Publication Info:
Washington: Department of the Interior, U.S. Geological Survey of the Territories, 1878; 10th Annual Report
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Main Author:
Wheeler, George M.
Title/Description:
Economic Features of Central Colorado
Publication Info:
Washington: U.S. Geological Survey, 1878; U.S. Geological Surveys West of the 100th Meridian, Atlas Sheet No. 61(B)
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Main Author:
Wheeler, George M.
Title/Description:
Part of South Western Colorado
Publication Info:
Washington: U.S. Geological Survey, 1878; U.S. Geological Surveys West of the 100th Meridian, Atlas Sheet No. 61(D)
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Main Author:
Wheeler, George M.
Title/Description:
Part of Central Colorado
Publication Info:
Washington: U.S. Geological Survey, 1878; U.S. Geological Surveys West of the 100th Meridian, Atlas Sheet No. 53
