TY  - BOOK
AU  - Sherman,LeRoy K
AU  - Horner,Wesley W.
TI  - Report on Measures for Elimination of Pollution of Rock Creek and its Tributaries in Washington
T2  - United States. Department of the Interior. National Park Service
PY  - 1935///
CY  - Washington : 
PB  - Government Printing Office, 
ER  -