2 Ergebnisse für: 1.105.628
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Speedster_5min_v2.mp4 - YouTube
https://www.youtube.com/watch?v=HLqrd2Ru0ro
How to build a GarWood Speedster in less than five minutes
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The Inside of Atomic Hydrogen Arc Welding, Part 2 - 1943 - YouTube
https://www.youtube.com/watch?v=Kz-S5wLGHwI
Instructional film on atomic hydrogen arc welding, a method of precision welding especially useful for light materials. Two tungsten electrodes, hydrogen gas...