000 00273nam a2200109Ia 4500
008 160710s1958 xx 000 0 und d
100 _aSINGER,C. & OTHERS
245 _aHISTORY OF TECHNOLOGY
260 _aOXFORD
_bCLARENDON PRESS
_c1958
300 _a728+48
942 _2ddc
_cB
999 _c22577
_d22577