000 00272nam a2200121Ia 4500
008 211209s1977 xx 000 0 und d
041 _aeng
082 _a625.1 N77 SHA/GUP
100 _aSHARMA
245 _aRAILWAYS, BRIDGE AND TUNNELS
260 _c1977
300 _a214
999 _c15048
_d15048