The Shawangunk Formation (Upper Ordovician(?) to Middle Silurian) in eastern Pennsylvania /
Epstein, Jack Burton 1935-
The Shawangunk Formation (Upper Ordovician(?) to Middle Silurian) in eastern Pennsylvania / by Jack B. Epstein and Anita G. Epstein. - Washington: United States Government Printing Office, 1972. - iv, 45 p. : ill., maps, tables ; 29 cm. - 744 .
Includes bibliographical references (p. 42-45).
Work done in cooperation with the Pennsylvania Department of Environmental Resources, Bureau of Topographic and Geological Survey. Stratigraphy, petrography, sedimentology, and a discussion of the age of a lower Paleozoic fluvial and transitional marine clastic sequence in eastern Pennsylvania.
Geological survey--United States--Pennsylvania
551
The Shawangunk Formation (Upper Ordovician(?) to Middle Silurian) in eastern Pennsylvania / by Jack B. Epstein and Anita G. Epstein. - Washington: United States Government Printing Office, 1972. - iv, 45 p. : ill., maps, tables ; 29 cm. - 744 .
Includes bibliographical references (p. 42-45).
Work done in cooperation with the Pennsylvania Department of Environmental Resources, Bureau of Topographic and Geological Survey. Stratigraphy, petrography, sedimentology, and a discussion of the age of a lower Paleozoic fluvial and transitional marine clastic sequence in eastern Pennsylvania.
Geological survey--United States--Pennsylvania
551