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Austin, Tex. : The Survey ; Denver CO : For sale by Books and Open-File Reports Section, 1993.
I 19.76: 93-75 |
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Austin, Tex. : The Survey ; Denver, CO : Copies can be purchased from Books and Open-File Reports Section, 1993.
I 19.76: 93-86 |
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Austin, Tex. : The Survey ; Denver, CO : Copies can be purchased from Open-File Reports Section, 1994.
I 19.76: 94-346 |
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[Reston, Va.] : U.S. Geological Survey, 1991.
I 19.76: 91-94 |
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5.
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Austin, Tex. : The Survey ; Denver, CO : For sale by Open-file reports Section, 1995.
I 19.76: 95-182 |
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Austin, Tex. : The Survey ; Denver, CO : For sale by Open-file reports Section, 1996.
I 19.76: 96-163 |
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7.
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[Reston, Virginia] : U.S. Department of the Interior, U.S. Geological Survey, 2016.
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