00305nam a2200121Ia 4500100002000000490000600020654004800026245004800074260002600122082001500148300000800163546001200171  aShotbolt/C. R.   vI  aTechnician Workshop Processes & Materials I  aTechnician Workshop Processes & Materials I  bCassellaLondonc1982  a670.4bSho  a256  aENGLISH