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	1.	Ground-water resources of Sheridan County, Wyoming / by Marlin E. Lowry and T. Ray Cummings. by Lowry, Marlin E, 1930- Cummings, T. Ray Wyoming. State Engineer's Office Series: Geological Survey water-supply paper ; 1807 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington : U.S. Govt. Print. Off., 1966 Availability: No items available. Add to cart (remove)
	2.	Ground-water resources and geology of northern and central Johnson County, Wyoming / by Harold A. Whitcomb, T. Ray Cummings, and Richard A. McCullough. by Whitcomb, Harold A, 1913- Cummings, T. Ray McCullough, Richard A, 1909- Series: Geological Survey water-supply paper ; 1806 Material type: Text; Format: print ; Literary form: Not fiction Publication details: Washington : U.S. Govt. Print. Off., 1966 Availability: No items available. Add to cart (remove)

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