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	1.	The mineral wealth of the Black Hills. By Cleophas C. O'Harra. by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Series: South Dakota School of Mines and Technology. Bulletin ; no. 6. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, S.D., 1902 Availability: No items available. Add to cart (remove)
	2.	The Badland formations of the Black Hills region, by Cleophas C. O'Harra. by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Series: South Dakota school of mines. Bulletin no. 9. Department of geology Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, S. Dak., 1910 Availability: No items available. Add to cart (remove)
	3.	The cement resources of the Black hills. Including tests on cements made from Black hills material. By Cleophas C. O'Harra, PH. D., M. F. Coolbaugh, M. A., M. A. Ehle, jr., E. M., [and] Chas. H. Fulton, E. M. by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Coolbaugh, Melville Fuller, 1877- Ehle, Mark A., jr Fulton, Charles Herman, 1874-1944 Series: South Dakota School of Mines and Technology ; Bulletin no. 8. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, S.D., 1908 Availability: No items available. Add to cart (remove)
	4.	A bibliography of the geology and mining interests of the Black Hills region, by Cleophas C. O'Harra. by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Slouber, Joseph Series: South Dakota School of Mines and Technology. Bulletin ; no. 11. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, So. Dak., 1917 Availability: No items available. Add to cart (remove)
	5.	The White River Badlands, by Cleophas C. O'Harra. by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Series: South Dakota state school of mines. Bulletin no. 13. Dept. of geology Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, S.D., 1920 Availability: No items available. Add to cart (remove)
	6.	The geology, mineralogy and scenic features of Custer state park, South Dakota, by Cleophas C. O'Harra ... [and] Joseph P. Connolly . by O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935 Connolly, Joseph Peter, 1890-1947 [joint author.] Series: South Dakota. School of mines. Depts. of geology and mineralogy. Bulletin ; no. 14 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Rapid City, S. Dak., 1926 Availability: No items available. Add to cart (remove)

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