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	1.	Revision of Middle Proterozic Yellowjacket Formation, central Idaho, and Revision of Cretaceous Slim Sam Formation, Elkhorn Mountains area, Montana / by R.G. Tysdal. by Tysdal, Russell G Series: U.S. Geological Survey professional paper ; 1601 A-B Publication details: Washington, D.C. : Denver, CO : U.S. G.P.O. ; For sale by U.S. Geological Survey, Information Services, [2000] Availability: No items available.
	2.	Structural geology of western part of Lemhi Range, east-central Idaho / by Russell G. Tysdal. by Tysdal, Russell G Geological Survey (U.S.) Series: U.S. Geological Survey professional paper ; 1659 Edition: Version 1.0. Publication details: [Washington, D.C.] : Denver, CO : U.S. Dept. of the Interior, U.S. Geological Survey ; For sale by U.S. Geological Survey, Information Services [distributor], 2002 Online resources: Adobe Acrobat reader required. Availability: No items available.

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