"Were any French aluminum bike builders, as Rene Herse was, coming from an aircraft fabrication background?"
David Feldman Vancouver, WA
I think you will find a connection between bike builders and aircraft. Airplanes were the cutting edge of aerospace technology before rockets. Much of the technology for steel and alloy fabrication came from the early aircraft industry much as carbon fiber has come from the space program.
Curtis Whatley
suddenly wet and cold
Mission, Texas