| Author | Winchell, Alexander, 1824-1891.
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| Title | The Marshall group: a memoir on its geological position, characters and equivalencies in the United States / By Alexander Winchell.
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| Published | Philadelphia : M'Calla & Stavely, printers., 1870.
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| Description | p. 57-82, 385-418. : illus. ; 24 cm.
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| General Note | Cover-title.
"Extracted from Proceedings of the American Philosophical Society, vol. xi, pp. 57 to 83 (March 5th, 1869) and vol. xii., pp. 385 to 418 (May 6th, 1870)"
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| Subjects | Geology -- United States.
Geology, Stratigraphic -- Carboniferous.
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| LC Card Number | 12-9361 |
| Call Number/Copies | |
| | WRHS Research Library: QE 672 W759
mq98246: LC class, closed stacks [status: NON-CIRCULATING] |
| [Record 54497] |
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