000 00257nam a2200109Ia 4500
008 220201s1970 xx 000 0 eng d
100 _aGAIT, A.J.
245 0 _aPLASTICS & SYNTHETIC RUBBERS
260 _bPERGAMON PRESS
_c1970
300 _a302
942 _2ddc
999 _c69210
_d69210