TY - BOOK T1 - Study approach for the hydrogeologic assessment of Carroll Island and Graces Quarters, Aberdeen Proving Ground, Maryland DA - 1990. CY - Towson, Md. : CY - Denver Colo. : AU - Tenbus, Frederick J. AU - Phillips, Scott W. VL - 90-181 CN - I 19.76: PB - U.S. Geological Survey ; PB - Books and Open-File Reports Section [distributor], PP - Towson, Md. : PP - Denver Colo. : PY - 1990. N1 - Distributed to depository libraries in microfiche. N1 - Shipping list no.: 92-2458-M. ID - 263573 KW - Groundwater KW - Hazardous substances KW - Chemical agents (Munitions) TI - Study approach for the hydrogeologic assessment of Carroll Island and Graces Quarters, Aberdeen Proving Ground, Maryland ER -