000 00309nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a609
100 _aDerry & Trevor I William
245 2 _aA short history of technology
260 _bLondon: Oxford University Press
_c1970
300 _a583
942 _2ddc
999 _c77580
_d77580