TY  - BOOK
ED  - United States.
TI  - Quality of  of surface waters of the United States,1970
U1  - 553.780977 
PY  - 1974///
CY  - Washington, D.C.
PB  - United States  Geological Survey
KW  - Stream measurements
KW  - United States
N1  - Pt 9 and 10 colorado river basin the great basin
ER  -