1.
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Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey, 1991.
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2.
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Washington : U.S. G.P.O. ; Denver, CO : For sale by Map Distribution, U.S. Geological Survey, 1993.
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3.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : Books and Open-File Report Sales, 1992.
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4.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; [Denver, CO : Open-File Reports Section, distributor], 1994.
I 19.76: 94-430 |
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5.
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[Reston, Va.?] : U.S. Dept. of the Interior, U.S. Geological Survey ; Denver, CO : For sale by Book and Open-File Report Sales, 1992.
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6.
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Denver, CO : U.S. Geological Survey : [Books and Open-File Reports Section, distributor], 1992.
I 19.76: 92-1 |
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