000 00301 am a2200121 a 4500
100 1 _aHall, G.F.
245 1 _aCentral board of irrigation
260 _aShimla
_c1939
300 _a1-143 p.
942 _2udc
_cB
440 _aIrrigation Goverment of India. Quarterly Bulletin No. 16
901 _aS55043
999 _c113269
_d113269