000			00457nam a22002057a 4500
015			_a488
041			_a1
080			_a628.21 _bMET
100			_aMetcalf, L.
100			_aEddy, H.P.
245			_aSewerage and sawage disposal
260			_aMcgrow-Hill _c1930
300			_a800p. _bfig.
650			_aEngineering
852			_a4R5-4
999			_c279 _d279