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1Published 1998Government Document Microform Book
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4Published 1997Government Document Microform Book
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7by Fitzgerald, RobertPURL accesses list of CERL technical reports from which a link may be made to the title desired
Published 1998
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9by Phillips, Jeffrey D.List of USGS open-file reports by year from which a link may be made to the title desired
Published 1997
Government Document Microform Book -
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11Published 1998Government Document Microform Book
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15Published 1998Government Document Microform Book
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18Published 1998Government Document Microform Book
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