E-an Zen (E-An Zen)

used books, rare books and new books

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  Channel Geometry and Strath Levels of the Potomac River between Great Falls, Maryland and Hampshire, West Virginia: USGS Open-File Report 97-480
  

  by E-an Zen

  ISBN 9781288798506 (978-1-288-79850-6)
  Softcover, BiblioGov, 2013

  
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  Rocks and War: Geology and the Civil War Campaign of Second Manassas
  

  by E-an Zen

  ISBN 9781572491977 (978-1-57249-197-7)
  Softcover, White Mane Pub, 2000

  
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  The Seven-Story River: Geomorphology of the Potomac River Channel between Blockhouse Point, Maryland, and Georgetown, District of Columbia, with ... Great Falls: USGS Open-File Report 97-60
  

  by E-an Zen

  ISBN 9781288798544 (978-1-288-79854-4)
  Softcover, BiblioGov, 2013

  
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  The Taconide zone and the Taconic orogeny in the western part of the northern Appalachian orogen
  

  by E-an Zen

  ISBN 9780813721354 (978-0-8137-2135-4)
  Softcover, Geological Society of America, 1972

  
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