TY  - BOOK
AU  -  Sewarcy,James K.
AU  -  Davis,Luther C.
TI  -  Time of travel of water in the Potomac river Cumberland to Washingto n / 
PY  - 1960///
CY  -  Washington, D.C. : 
PB  -  The U.S. Geological Survey , 
KW  -  United States
KW  -  Department of the Interior
N1  -  Includes bibliographical references
ER  -