Geological sketch of the estuary and fresh water deposit forming the Bad Lands of Judith River
Subtitle: with some remarks upon the surrounding formations
By: by F.V. Hayden.  Extinct vertebrata from the Judith River and great lignite formations of Nebraska / by Joseph Leidy.
Contributors: Leidy, Joseph, 1823-1891.; Joseph Meredith Toner Collection (Library of Congress)
Publisher: W.S. Young, printer to the Society
Published: 1859
Place of publication: Philadelphia
Language: eng
Number of pages: 154
Subjects: Geology -- Montana -- Judith River Valley.; Vertebrates, Fossil -- Montana -- Judith River Valley.; Vertebrates, Fossil -- Nebraska.
Notes: LC copy inscribed: Dr. John Evans, from Joseph Leidy.
Wagner-Camp (4th ed.), 329
First title "read before the American Philosophical Society, March 4th, 1859"; second title "from the Transactions of the American Philosophical Society."