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Welding, Mechanical Engineering School
CIG Comweld plastic welding kits, APA studio
Welding class, St George Technical College
Students at Ku-Ring-gai, Galston or Kelso High School
Machining, School of Mechanical Engineering
CIG automatic EMF D.C. arc welder, Botany
Welding class at St George Technical College
Students at Ku-Ring-gai, Galston or Kelso High School
Machining, School of Mechanical Engineering
Machining, School of Mechanical Engineering
Machining, School of Mechanical Engineering
Machining, School of Mechanical Engineering
Open day, East Sydney Technical College, plumbing