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Geological Survey (U.S.)
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Gerlach, Arch C.
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Overstreet, William B.
71
Pecora, William T.
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U.S. Census Bureau
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Canada. Department of Mines and Technical Surveys
23
Comtois, Paul
23
Nicholson, N. L. (Norman Leon)
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United States. Department of Agriculture. Statistical Reporting Service
5
Marchant, W.
4
Playfair, William, 1759-1823
4
United States. Federal Power Commission
4
United States. Department of Agriculture
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Gorkin, Aleksandr Fedorovich
2
Kutafʹev, S. A.
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Rand McNally and Company
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United States. Bureau of Commercial Fisheries
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American Petroleum Institute
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Anderson, James R.
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Broadcasting Publications, Inc
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Container Corporation of America
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Du Val, Pierre, 1619-1683
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French, Alice, E.
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Instituto Geografico di Agostini
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