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Geologic map of the Washington West 30' x 60' quadrangle, Maryland, Virginia, and Washington D.C. / by: Peter T. Lyttle [and fifteen others].

Geological Survey (U.S.), (cartographer.). Lyttle, Peter T., (cartographer.).
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Record details

  • Physical Description: 1 online resource (1 map) : color.
  • Publisher: [Washington, D.C.] : U.S. Department of the Interior, U.S. Geological Survey, 2017.

Content descriptions

General Note:
Relief shown by contours.
"Based from U.S. Geological Survey, 1978; revised in 1986."
"Geology mapped from 1975 to 2013."
Includes location map, index of 1:24,000 scale geologic maps, and data sources.
Bibliography, etc. Note:
Includes bibliographic references.
Source of Description Note:
Description based on online resource; title from PDF caption (USGS website, viewed January 26, 2018).
Subject: Geology > Washington (D.C.) > Maps.
Geology > Virginia > Maps.
Geology > Maryland > Maps.

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