A contribution to the geology of the northern Black Hills
Series: Contributions from the Geological department of Columbia university.; vol. IX, no. 65
Publisher: [s.n.]
Published: 1899
Place of publication: [New York]
Language: eng
Number of pages: 340
Subjects: Geology -- Black Hills (S.D. and Wyo.)
Notes: Thesis (PH. D.)--Columbia university.
From Annals New York academy of sciences, vol. XII, no. 9.