| 1. 
  |  | Title: Geology, Geochemistry, and Tectonostratigraphic Relations of the Crystalline Basement Beneath the Coastal Plain of New Jersey and Contiguous Areas) by Richard A. Volkert, Avery Ala Drake, Peter J. Sugarman, New Jersey
 ISBN: 9996513556
 Pub. Date: June, 1996
 
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| 2. 
  |  | Title: Geologic map of the Catasauqua quadrangle, Northampton and Lehigh counties, Pennsylvania (SuDoc I 19.76:96-700) by Avery Ala Drake
 ISBN: B00010ZHWU
 Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
 Pub. Date: 1996
 
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| 3. 
  |  | Title: Geologic Studies in New Jersey and Eastern Pennsylvania by Avery Ala Drake
 ISBN: 9996327892
 Publisher: United States Geological
 Pub. Date: 01 June, 1995
 List Price: $55.01
 Amazon.com Price: $55.01
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| 4. 
  |  | Title: Metamorphic Rocks of the Potomac Terrane in the Potomac Valley of Virginia and Maryland by Avery Ala Drake
 ISBN: 0875905870
 Publisher: American Geophysical Union
 Pub. Date: December, 1989
 List Price: $13.00
 Amazon.com Price: $13.00
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| 5. 
  |  | Title: Geology, Geochemistry, and Tectonostratigraphic Relations of the Crystalline Basement Beneath the Coastal Plain of New Jersey and Contiguous Areas by Richard A. Volkert, Avery Ala Drake, Peter J. Sugarman
 ISBN: 9995718545
 Pub. Date: 01 November, 1995
 
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