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Quaternary geology of Contra Costa County, and surrounding parts of Alameda, Marin, Sonoma, Solano, Sacramento, and San Joaquin counties, California [microform] : a digital database / by E.J. Helley and R.W. Graymer (Open-file report ; 97-98)

Quaternary geology of Contra Costa County, and surrounding parts of Alameda, Marin, Sonoma, Solano, Sacramento, and San Joaquin counties, California [microform] : a digital database / by E.J. Helley and R.W. Graymer (Open-file report ; 97-98)
Microform図書
1997<YCA-I 19.76:97-98>
National Diet Library
  • Author HeadingHelley, Edward J Graymer, R. W Geological Surv...

Quaternary geology of Alameda County, and parts of Contra Costa, Santa Clara, San Mateo, San Francisco, Stanislaus, and San Joaquin counties, California [microform] : a digital database / by E.J. Helley and R.W. Graymer (Open-file report ; 97-97)

Quaternary geology of Alameda County, and parts of Contra Costa, Santa Clara, San Mateo, San Francisco, Stanislaus, and San Joaquin counties, California [microform] : a digital database / by E.J. Helley and R.W. Graymer (Open-file report ; 97-97)
Microform図書
1997<YCA-I 19.76:97-97>
National Diet Library
  • Author HeadingHelley, Edward J Graymer, R. W. (Russell Walte...

Late Cenozoic tectonism of the Sacramento Valley, California / by David S. Harwood and Edward J. Helley (U.S. Geological Survey professional paper ; 1359)

Late Cenozoic tectonism of the Sacramento Valley, California / by David S. Harwood and Edward J. Helley (U.S. Geological Survey professional paper ; 1359)
Microform図書
1987<YCA-I 19.16:1359>
National Diet Library
  • Author HeadingHarwood, David S Helley, Edward J

The Red Bluff pediment--a datum plane for locating Quaternary structures in the Sacramento Valley, California / by Edward J. Helley and Cheryl Jaworowski (U.S. Geological Survey bulletin ; 1628)

The Red Bluff pediment--a datum plane for locating Quaternary structures in the Sacramento Valley, California / by Edward J. Helley and Cheryl Jaworowski (U.S. Geological Survey bulletin ; 1628)
Microform図書
1985<YCA-I 19.3:1628>
National Diet Library
  • Author HeadingHelley, Edward J Jaworowski, Cheryl Geological...

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