00601cam a22002171  4500001001300000003000400013005001700017008004100034010001700075035001900092040001900111042001200130050002300142100002400165245005100189250003300240260005400273300002700327650001200354999001700366sa 63002702 DLC20260227111935.0820218s1962    ii a          000 0 eng    asa 63002702   a(OCoLC)8167516  aDLCcOAkUdDLC  apremarc00aTS1890b.H475 19621 aHelen, John,d1878-10aFrom theory to practice in rubber fabrication.  aRev. ed.bof volumes I & II.  aKottayam,bPrinted at the C. M. S. Pressc[1962?]  a671 p.billus.c23 cm. 0aRubber.  c54611d54611