TY - BOOK T1 - Data on chlorofluorocarbons (CCl₃F and CCl₂F₂) as dating tools and hydrologic tracers in shallow ground water of the Delmarva Peninsula DA - 1993. CY - Reston, Va. : CY - Denver, Colo. : AU - Plummer, L. Niel. AU - Dunkle, S. A. AU - Busenberg, Eurybiades. CN - I 19.76: PB - U.S. Dept. of the Interior, U.S. Geological Survey ; PB - Books and Open-File Reports Section [distributor], PP - Reston, Va. : PP - Denver, Colo. : PY - 1993. N1 - Chiefly tables. N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 94-0790-M. ID - 197304 KW - Chlorofluorocarbons. KW - Geological time. KW - Groundwater tracers TI - Data on chlorofluorocarbons (CCl₃F and CCl₂F₂) as dating tools and hydrologic tracers in shallow ground water of the Delmarva Peninsula ER -