TY - RPRT TI - Collection, analysis, and age-dating of sediment cores from 56 U.S. lakes and reservoirs sampled by the U.S. Geological Survey, 1992-2001 AU - Peter Van Metre AU - Jennifer T. Wilson AU - Christopher C. Fuller AU - Edward Callender AU - Barbara Mahler PY - 2004 DO - 10.3133/sir20045184 UR - https://pubs.usgs.gov/publication/sir20045184 ID - sir20045184 ER -