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	1.	Results of reconnaissance for uraniferous coal, lignite, and carbonaceous shale in western Montana, by William J. Hail, Jr., and James R. Gill. by Hail, William James, 1922- Gill, James R. (James Rogers), 1922-1972 Series: U. S. Geological Survey. Circular ; ; 251. Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, 1953 Availability: No items available. Add to cart (remove)
	2.	Uranium-bearing lignite and carbonaceous shale in the southwestern part of the Williston Basin; a regional study, by N. M. Denson and J. R. Gill. With a section on Heavy minerals in Cretaceous and Tertiary rocks associated with uranium occurrences, W. A. Chisholm. by Denson, N. M. (Norman MacLaren), 1914- Gill, James R. (James Rogers), 1922-1972 [joint author.] Chisholm, Wayne A. Heavy minerals in Cretaceous and Tertiary rocks associated with uranium occurrences Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington, U.S. Govt. Print. Off., 1965 Availability: No items available. Add to cart (remove)

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