The Badland formations of the Black Hills region,
O'Harra, Cleophas C. 1866-1935.
The Badland formations of the Black Hills region, by Cleophas C. O'Harra. - Rapid City, S. Dak., 1910. - 2 p. l., [7], [11]-152 p. ill., 50 pl. (incl. fold. map) 23 cm. - South Dakota school of mines. Bulletin no. 9. Department of geology. .
Bibliography: p. 135-144.
gs 10000618
Geology--South Dakota.
Geology, Stratigraphic--Tertiary.
Vertebrates, Fossil.
TN24.S8 / A3 No. 9
(265) S2b no.9
The Badland formations of the Black Hills region, by Cleophas C. O'Harra. - Rapid City, S. Dak., 1910. - 2 p. l., [7], [11]-152 p. ill., 50 pl. (incl. fold. map) 23 cm. - South Dakota school of mines. Bulletin no. 9. Department of geology. .
Bibliography: p. 135-144.
gs 10000618
Geology--South Dakota.
Geology, Stratigraphic--Tertiary.
Vertebrates, Fossil.
TN24.S8 / A3 No. 9
(265) S2b no.9