1. Selected elements and organic chemicals in streambed sediment in the Salem area, Oregon, 1999 Author/Creator: Tanner, Dwight Q. Publication/Creation: Portland, Or. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
2. Statewide water-quality network for Massachusetts Author/Creator: Desimone, Leslie A. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading