Ground-water resources of the South Platte River Basin in western Adams and southwestern Weld Counties, Colorado /
by Rex O. Smith, Paul A. Schneider, Jr., and Lester R. Petri.
- Washington, D.C. : U.S. G.P.O., 1964.
- vi, 132 p. : ill., maps ; 24 cm. + 10 folded maps in case.
- Geological Survey water-supply paper ; 1658 .