000 00357 a2200133 4500
080 _a628.1
_bT 496 R
245 1 _aRiver engineering and water conservation works
_cby R.B. Thorn
260 _aLondon
_bButterworths
_c1966
650 _aRiver Engineering
650 _aWater Conservation Works
100 1 _aThorn, R.B.
_d
300 _a520 p.
901 _a93819
999 _c40404
_d40404