TY - RPRT TI - Geochemical data for sediment samples collected in 1997 and 1998 from the Popes Creek, Virginia, and the Pocomoke River, Maryland, watersheds AU - N.S. Simon AU - M.M. Kennedy AU - O.P. Bricker PY - 1999 DO - 10.3133/ofr9979 UR - https://pubs.usgs.gov/publication/ofr9979 ID - ofr9979 ER -