Search Results - (("Geological surveys") OR ("Geological survey"))

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  1. 1

    Preliminary reserve statement 7, reserve blocks 5, 6, and 7, Georgeto claim, Georgetown group, San Miguel County, Colorado by Trace, Robert Denny, 1917-

    Published: U.S. Dept. of Interior, Geological Survey, 1950
    Description: 20 unnumbered leaves : 1 color map ; 27 cm.
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    Preliminary reserve statement 7, reserve blocks 5, 6, and 7, Georgeto claim, Georgetown group, San Miguel County, Colorado
  2. 2

    Preliminary reserve statement 5, reserve block A, Otero and Eloisa claims, Legin group, San Miguel County, Colorado by Bush, Alfred Lerner, 1919-

    Published: U.S. Dept. of Interior, Geological Survey, 1950
    Description: 7 unnumbered leaves (some folded) : 1 map ; 27 cm.
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    Preliminary reserve statement 5, reserve block A, Otero and Eloisa claims, Legin group, San Miguel County, Colorado
  3. 3

    Preliminary reserve statement 6, reserve blocks 1, 2, and 3, Veta Mad and Veta Glad claims, Georgetown group, San Miguel County, Colorado by Trace, Robert Denny, 1917-

    Published: U.S. Dept. of Interior, Geological Survey, 1950
    Description: 14 unnumbered leaves (some folded) : 1 map ; 30 cm.
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    Preliminary reserve statement 6, reserve blocks 1, 2, and 3, Veta Mad and Veta Glad claims, Georgetown group, San Miguel County, Colorado
  4. 4

    Preliminary reserve statement 15, reserve block D, Legin group area, San Miguel County, Colorado by Bell, Henry, 1923-1989

    Published: U.S. Dept. of Interior, Geological Survey, 1951
    Description: 7 unnumbered leaves (some folded) : 1 map ; 27 cm.
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    Preliminary reserve statement 15, reserve block D, Legin group area, San Miguel County, Colorado
  5. 5

    Preliminary appraisal of diamond-drill exploration in the Legin group area, San Miguel County, Colorado by Bell, Henry, 1923-1989

    Published: U.S. Dept. of Interior, Geological Survey, 1951
    Description: 6 leaves, 1 unnumbered leaf of plates : 1 map ; 27 cm.
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    Preliminary appraisal of diamond-drill exploration in the Legin group area, San Miguel County, Colorado
  6. 6

    Preliminary reserve statement 21, reserve blocks A and B, Spud Patch area, San Miguel County, Colorado by Bell, Henry, 1923-1989

    Published: U.S. Dept. of Interior, Geological Survey, 1952
    Description: 6 unnumbered leaves (some folded) : 1 map ; 29 cm.
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    Preliminary reserve statement 21, reserve blocks A and B, Spud Patch area, San Miguel County, Colorado
  7. 7

    Preliminary reserve statement 19, supplemental report on reserve block F, Legin group area, San Miguel County, Colorado by Bell, Henry, 1923-1989

    Published: U.S. Dept. of Interior, Geological Survey, 1951
    Description: 6 unnumbered leaves (some folded) : illustrations, 1 map ; 29 cm.
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    Preliminary reserve statement 19, supplemental report on reserve block F, Legin group area, San Miguel County, Colorado

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