1. Delineation of water sources for public-supply wells in three fractured-bedrock aquifer systems in Massachusetts Author/Creator: Lyford, Forest P. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor] Resource Type: Book Access & Availability: Loading
2. Geohydrology and limnology of Walden Pond, Concord, Massachusetts Author/Creator: Colman, John A., author Publication/Creation: Northborough, Massachusetts : U.S. Department of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
3. Geohydrology and limnology of Walden Pond, Concord, Massachusetts Author/Creator: Colman, John A. Publication/Creation: Northborough, MA : U.S. Geological Survey, U.S. Dept. of the Interior, 2001 Resource Type: Book Access & Availability: Loading