000 00248nam a2200085Ia 4500
008 150310s9999 xx 000 0 und d
100 _aEGON LARSEN
245 2 _aA HISTORY OF INVENTION
260 _c1975
_bHORST ERDMANN VERLAG & THOMSON PRESS (INDIA) LTD
999 _c12388
_d12388