000 00607cam a22001931 4500
082 _a628.7
_bEHL
_cL-23, P-8
100 1 _aEhlers, Victor Marcus,
_944303
245 0 0 _aMunicipal and rural sanitation,
_cby Victor M. Ehlers and Ernest W. Steel.
250 _a4th ed.
260 _aNew York,
_bMcGraw-Hill,
_c1950.
300 _axi, 548 p.
_billus.
_c24 cm.
526 _a0
_b0
_c0
_d628_700000000000000_EHL
650 0 _aPublic health.
_944304
650 0 _aRural health.
_944305
650 0 _aSanitary engineering.
_92530
650 0 _aSanitation.
_95736
700 1 _aSteel, E. W.
_920973
942 _2ddc
_cBK
999 _c548129
_d548129