000 00249nam a2200121Ia 4500
654 _aCIVI
100 _aHawes, C.G.
245 _aExperiment On A Model Of Canal.
260 _bGOVT
_c1949
082 _bHAW
300 _a278p.
999 _c29895
_d29895
041 _aeng
655 _aC-10
546 _aText in English
300 _c23 cm.