000 00347cam a22000977a 4500
008 180718b xxu||||| |||| 00| 0 eng d
082 _aV53x5413/B436
245 _aPower system of damodar valley development mechnical design of transmission towers: design of lightning proof transmission lines
260 _a
_bGovernment of West Bengal
_c
300 _a29p.
999 _c424736
_d424736