000 00538cam a22001691 4500
082 _a628.1
_bBRA
_cL-23, P-15
100 1 _aWilliams, George Bransby,
_944114
245 0 4 _aThe purification of water supplies,
_cby George Bransby Williams.
250 _a2d ed. (rev.)
260 _aLondon,
_bChapman & Hall ltd.,
_c1946.
300 _a95 p.
_bdiagrs. (1 fold.)
_c22 cm.
500 _a"First published 1944."
526 _a0
_b0
_c0
_d628_100000000000000_BRA
650 0 _aMCE
_9379
650 0 _aWater
_xPurification.
_9264
942 _2ddc
_cBK
999 _c547941
_d547941