000 00226pam a2200109a 44500
082 _a668.45
_bM72
100 _a
245 1 _aMODERN PLASTICS
_cENCYCLOPEDIA
260 _a
_b
_c1962-
964 _gCIRC
997 _a29428 v. 42 C
999 _c440506
_d440506