000 00307nam a2200109Ia 4500
008 211209s1975 xx 000 0 und d
041 _aeng
082 _a620.112 N75 SUK/ROY
100 _aSUKH D
245 _aMATERIALS THEIR NATURE PROPERTIES AND FABRICATION
260 _aNEW DELHI
_bS CHAND AND COMPANY
_c1975
999 _c16682
_d16682