Crystalline rocks of the Potomac River Gorge near Washington, D.C. /

Bibliographic Details
Main Author:	Reed, John Calvin, Jr., 1930-
Format:	Government Document Book
Language:	English
Published:	Washington, D.C. : U.S. G.P.O., 1963.
Series:	Contributions to general geology. Shorter contributions to general geology. Geological Survey professional paper ; 414-H.
Subjects:	Geology, Stratigraphic > Paleozoic. Crystalline rocks. Geology > Washington (D.C.)

by Reed, John Calvin, Jr., 1930-, Jolly, Janice L. W.
Published 1963

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