1. Water-quality assessment of the Kentucky River basin, Kentucky : analysis of available surface-water-quality data through 1986 Publication/Creation: Denver, Colo. : For sale by the U.S. Geological Survey, Information Services, [date of publication not identified] Format: Book Access & Availability: Loading
2. Dye tracing techniques used to determine ground-water flow in a carbonate aquifer system near Elizabethtown, Kentucky Author/Creator: Mull, D. S. 1933- (Donald S.), author Publication/Creation: Louisville, Kentucky : U.S. Geological Survey, 1988 Format: Book Access & Availability: Loading
3. Hydrology of Lake Butler, Orange County, Florida Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: [Tallahassee, Florida] : Department of the Interior,United States Geological Survey, 1985 Format: Map Access & Availability: Loading