000 00273nam a2200121Ia 4500
008 170101s1956 xx 000 0 und d
082 _a668.1 O71S
100 _aOSBORN, G.H
245 0 _aSynthetic non-enchangers
260 _bN.Y.
_c1956
300 _a194p
942 _2ddc
_cB
999 _c4777
_d4777