Your search returned 2 results.

Results
	1.	No cover image available Fluorspar resources of Africa / by Ralph E. van Alstine and Paul G. Schruben by Van Alstine, Ralph Erskine, 1914- Schruben, Paul G [jt. aut] Series: Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Washington, D.C. : United States Government Printing Office, [for sale by the Supt. of Docs.]., 1980 Availability: Items available for loan: National Library of India (1)Call number: U.S. 553.95 V 26 f. Place hold Request article Save to lists
	2.	No cover image available Geology and mineral deposits of the Poncha Springs NE quadrangle, Chaffee County, Colorado / by Ralph E. Van Alstine ; With a section on fluorspar mines and prospects, by Ralph E. Van Alstine and Doak C. Cox. by Van Alstine, Ralph Erskine, 1914- Colorado. Mining Industrial Development Board Series: Geological Survey professional paper ; pap. no. 626 Material type: Text; Format: print ; Literary form: Not fiction Language: English Publication details: Washington, D.C. : U.S. Geological Survey, 1969 Availability: Items available for loan: National Library of India (1)Call number: U.S 550.8 V 26. Place hold Request article Save to lists

Refine your search