000 00263nam a2200109Ia 4500
008 220201s1975 xx 000 0 eng d
082 _a668.41
_bHAR-H
100 _aHARPER CHARLES A
245 0 _aHANDBOOK OF PLASTIC AND ELASTOMERS
260 _c1975
942 _2ddc
999 _c30478
_d30478