Spirit leveling in New York, 1896-1905 and 1912-1916
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Geology topics
Robert Bradford Marshall
Publications and source records attributed to Robert Bradford Marshall.
Spirit leveling in the state of Washington 1896 to 1917, inclusive
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Spirit leveling in Ohio 1898 to 1916, inclusive
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Spirit leveling in West Virginia, 1896 to 1915, inclusive
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Spirit leveling in Maine, 1899-1915
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Spirit leveling in Louisiana, 1903 to 1915, inclusive
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Spirit leveling in Georgia, 1896 to 1914, inclusive
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Spirit leveling in Arkansas, 1896 to 1915, inclusive
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Spirit leveling in Texas 1896 to 1915, inclusive
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Spirit leveling in New Mexico 1902 to 1915, inclusive
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Spirit leveling in Mississippi, 1901 to 1915, inclusive
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Spirit leveling in South Dakota 1896 to 1915, inclusive
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Triangulation and primary traverse, 1913-1915
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Spirit leveling in North Carolina, 1896 to 1914, inclusive
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Results of spirit leveling in Minnesota, 1897 to 1914, inclusive
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Results of spirit leveling in Colorado, 1896 to 1914, inclusive
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Results of spirit leveling in Utah, 1897 to 1914, inclusive
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Results of spirit leveling in Idaho, 1896 to 1914, inclusive
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