000 00573nam a22002177a 4500
015 _a4537
041 _a1
080 _a627.4
_bWIL
100 _aWilder.H.B.
100 _aSimmons.C.E.
245 _aProgram for Evaluating Stream Quality in North California
260 _aU.S. Geological Survey
_bArligton
_c1978
300 _a16p.
_bILL.,Cht.,Fig and Table
490 _aGeological Survey Circular
650 _aEngineering
852 _a4R-3-3
999 _c3496
_d3496