Geological sketch of 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, M. D. (Read before the American philosophical society, March 4th, 1859) Extinct Vertebrata from the Juith River, and great lignite formations of Nebraska ; by Joseph Leidy, M. D. (From the Transactions of the American philosophical society.)
Contributors: Leidy, Joseph, 1823-1891.
Series: Plains and the Rockies -- no. 329.
Publisher: W. S. Young, printer to the society
Published: 1859
Place of publication: Philadelphia
Language: eng
Format: Microform
Number of pages: 154
Subjects: Geology -- Montana; Vertebrates, Fossil; Paleontology -- Montana; Paleontology -- Nebraska
Notes: Microfiche. Louisville, [Ky.] : Lost Cause Press ; Woodbridge, Conn. : Research Publications, 1961. 2 microfiches : positive ; 11 x 15 cm. (Plains and Rockies ; no. 329)

s 1961 kyu n.