000 00560nam a22002057a 4500
015 _a1129
041 _a1
080 _a627.4
_bCOL
110 _aUnited States Government Printing office
_cUSA.
245 _aColumbia River and Tributaries
260 _aUnited States Government Printing office
_bWashington
_c1952
300 _a347-795p.
_bILL.,Cht.,Fig and Table
490 _aVolume
_v2
650 _aEngineering
852 _a4R-2-4
999 _c3608
_d3608