000 00276nam a2200121Ia 4500
008 211209s1978 xx 000 0 und d
041 _aeng
082 _a600 N78 MEN
100 _aMENON R V G
245 _aHISTORY OF SCIENCE AND TECHNOLOGY
260 _c1978
300 _a164
999 _c15051
_d15051