%0 Generic %T The Potomac River-1985 : oversight hearing before the Subcommittee on Government Operations and Metropolitan Affairs of the Committee on the District of Columbia, House of Representatives, Ninety-ninth Congress, first session on an overview of the progress of river cleanup efforts and recreational safety issues, May 29, 1985. %U https://ezaccess.libraries.psu.edu/login?url=https://www.heinonline.org/HOL/Page?handle=hein.cbhear/ptmcr0001&id=1&size=2&collection=congrec&index=cbhear#1