1. Evaluation of the stream-gaging network in Maryland, Delaware and Washington, D.C Author/Creator: Preston, Stephen D., 1955- Publication/Creation: [Baltimore, Md.] : U.S. Dept. of the Interior, U.S. Geological Survey, [1996?] Resource Type: Book Access & Availability: Loading
2. Reconnaissance of the ground-water, surface water system in the Zekiah Swamp Run Basin, Charles and Prince Georges Counties, Maryland Author/Creator: Hopkins, Herbert T., 1923- author Publication/Creation: Towson, Maryland : U.S. Geological Survey, 1986 Resource Type: Book Access & Availability: Loading