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1
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3Published 1994Government Document Book
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4Published 1997Government Document Microform Book
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9Seismic reflection and refraction investigations in Potrero Canyon, Los Angeles County, California /Published 1997Government Document Microform Book
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10by Irwin, W. P. (William Porter), 1919-2012
Published 1997Government Document Conference Proceeding Microform Book -
11Published 1998Government Document Microform Book
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12Published 1996Government Document Microform Book
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13
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14Published 1998Government Document Microform Book
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15by Ryder, Robert T.List of USGS open-file reports by year from which a link may be made to the title desired
Published 1998
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19Published 1998Government Document Microform Book
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20