000 00380nam a2200145Ia 4500
008 170101s1954 xx 000 0 und d
041 _aEnglish
082 _aR609SI64HV1
100 _aSINGER CHARLES
245 2 _aA HISTORY OF TECHNOLOGY
260 _aNEW YORK
_bOxford University Press
_c1954
300 _a827
_ePrint
653 _aA HISTORY OF TECHNOLOGY
942 _2ddc
_cBK
999 _c823842
_d823842