00519nam a22001577a 4500082002800000100002700028245005300055250000900108260005400117300001200171526003700183650001300220942001200233999001900245952009700264  a671.521bLAWcL-24, P-9  aHarold Lawrence945248  aMetallic Arc Welding ElectrodescHarold Lawrence  a1944  aCleveland 13, OHIObThe Penton Publishing Company  a88 P, :  a0b0c0d671_521000000000000_LAW  aMCE9379  2ddccBK  c548820d548820  00102ddc4070aMCEbMCEd2014-09-09l0o671.521 LAWpMCE-40599r2014-09-09w2014-09-09yBK