000 00456nam a2200181Ia 4500
008 131223s9999 xx 000 0 und d
040 _aISI KOLKATA
041 _aEnglish
082 _a901
_bSi617
100 _aSinger Charles
245 _aTechnology and history
260 _aLondon
_bOxford Univ. Press
_c1952
300 _a19p.
440 _aL T Hobhouse Memorial Trust Lecture; no.21
650 _aHistory
650 _aTechnology
942 _cBK
999 _c30309
_d30309