000 00293nam a2200121Ia 4500
008 220201s1970 xx 000 0 eng d
082 _a678.722
100 _aGail, AJ & Hancock, EG
245 0 _aPlastics & synthetic rubbers
260 _bPergamon Press
_c1970
300 _a302
942 _2ddc
999 _c77592
_d77592