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Map of Salt river valley, Arizona showing position of water table
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Details of sluicing gates of Roosevelt dam, Salt river project, Arizona
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General sketch map of Salt river project
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General map of proposed little Colorado river project Arizona
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Map of Yosemite valley
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Map of the Perak Valley
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General geologic map from Presque isle river to Victoria mine, Michigan
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Topographic map of the central portion of copper range, painesdale to Cliff, Michigan
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Map showing the artesian areas and hydrographic contours in the valley of Southern California
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Map showing the artesian areas and hydrographic contours in the valley of Southern California
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Map of glacial and postglacial deposits in Yosemite valley, mariposa county, California
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Map of Yosemite Valley, Yosemite National Park and Wilderness, California, Mariposa County /
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Geologic map of Minnesota
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Geologic sections of Elm river mine (contact copper co.), T. 52 N., R. 36 W.
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General map of the Milk river drainage basin
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Geologic map of the Eastern Mesabi district
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Geological map of new South Wales
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A map of the mouth of the famous river Tagus or the harbour of the city of Lisbon
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Reconnaissance geologic map of the Mohave desert region
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Map of Calvert county showing the geological formations
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Bedrock geologic map, Minneapolis, St. Paul and Vicinity
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Geologic map of copper range from adventure to Victoria, Michigan
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Geologic map of copper range from Winona to adventure, Michigan
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Geologic map of copper range from Challenge to Winona, Michigan