00450nam a22001457i 4500001001000000005001700010008004100027082002300068100002000091245006900111250001000180260005800190300001700248650003900265SXC01289420260819093533.0260101s1957    ii            000 0 eng d  a541.393 GRA-C2222  aGrassie, Norman10aChemistry of high polymer degradation progess /cGrassie, Norman  a2 ed.  abButterworths Scientific Publications, London,c1957  ap. ;c22 cm. 0aPolymerization; Chemical Reactions