Electronic beam welder at NASA's Lewis Research Center (now Glenn Research Center), c. 1964.
Fullsize image: https://diqn32j8nouaz.cloudfront.net...r_fullsize.jpg
https://diqn32j8nouaz.cloudfront.net...eam_welder.jpg
Previously:
https://www.homemadetools.net/forum/...291#post165690
https://www.homemadetools.net/forum/...743#post152108
https://www.homemadetools.net/forum/...828#post148406
https://www.homemadetools.net/forum/...6268#post83362
https://www.homemadetools.net/forum/...503#post132061
https://www.homemadetools.net/forum/...2814#post97209
