Southwest Pueblo quadrangle, Colorado--Pueblo Co., 1998 : 7.5 minute series (topographic) / nork 3956 Geological Survey (U.S.)

Power electronics laboratory : theory, practice & organization / nork 342709 Arora, O. P., Erdmann, David E., Geological Survey (U.S.)

A statistical analysis of the quality of surface water in Nebraska / nork 342926 Engberg, Richard A., Nebraska Natural Resources Commission, Geological Survey (U.S.)

Distribution and transport of trace substances in the Schuylkill River Basin from Berne to Philadelphia, Pennsylvania / nork 439592 Stamer, J. K., Yorke, Thomas H., Pederson, G., Geological Survey (U.S.)

Preliminary evaluation of ground-water contamination by coal-tar derivatives, St. Louis Park area, Minnesota / nork 272268 Hult, Marc F., Schoenberg, Michael, Minnesota. Dept. of Health, Geological Survey (U.S.)

Landslide hazards and planning / nork Schwab, James, Gori, Paula, Jeer, Sanjay, Geological Survey (U.S.), American Planning Association

A Galerkin finite-element flow model to predict the transient response of a radially symmetric aquifer / nork 178958 Reilly, Thomas E., Nassau County (N.Y.). Dept. of Public Works, Geological Survey (U.S.)