000 00256nam a2200085 4500
080 _a
_b
245 _aLightning protection of overhead sub-transmiision lines (11-33 kv)
100 _aVenugopalan, V
700 _aCentral Water and Power Commission
260 _aNew Delhi
_bCWPC
_c1950
300 _a30+7charts
999 _c31967
_d31967