Parkin, N. Welding craft practice, part I / by N. Parkin and C. R. Flood. - Oxford : Pergamon, c1969. - 1 v. : ill. - Library of industrial and commercial education and training . pt.1, v. 2 v. 2. Electric arc welding and related studies. ISBN: 0080130003 Subjects--Topical Terms: Electric welding.