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  1. 1
    Mineral Resources of the United States, 1914, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1914, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1916
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  2. 2
    Mineral Resources of the United States, calendar year 1913. Part I. -- Metals.

    Mineral Resources of the United States, calendar year 1913. Part I. -- Metals.

    Published 1915
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  3. 3
    Mineral Resources of the United States, calendar year 1906.

    Mineral Resources of the United States, calendar year 1906.

    Published 1907
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  4. 4
    Contributions to economic geology, 1903. S. F. Emmons, C.W. Hayes, Geologists in Charge. [U.S. Geological Survey Bulletin No. 225. Series A, Economic Geology, 33.]

    Contributions to economic geology, 1903. S. F. Emmons, C.W. Hayes, Geologists in Charge. [U.S. Geological Survey Bulletin No. 225. Series A, Economic Geology, 33.]

    Published 1904
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  5. 5
    Mineral Resources of the United States, calendar year 1909. Part I. -- Metals.

    Mineral Resources of the United States, calendar year 1909. Part I. -- Metals.

    Published 1911
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  6. 6
    Mineral Resources of the United States, 1915, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1915, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1917
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  7. 7
    Mineral Resources of the United States, 1916, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Mineral Resources of the United States, 1916, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge.

    Published 1918
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  8. 8
    Mineral Resources of the United States, 1917, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge

    Mineral Resources of the United States, 1917, [by] H.D. McCaskey, geologist in charge, Division of Mineral Resources. Part I. -- Metals, [by] H.D. McCaskey, geologist in charge

    Published 1919
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