On 4/13/2020 6:41 AM, cbernhardt wrote: > In case anyone is interested, here is a model of an early Corvette > windshield. Most of the curvy bodywork on these early cars was designed by > calibrated eyeball on clay models and would be difficult to duplicate > mathematically. > <http://forum.openscad.org/file/t1309/vette_windshield.jpg> As it happens, Pierre Bézier was an automotive designer for Renault, and used Bézier curves to design automotive bodies.  But a bit later - mostly in the 60s. https://en.wikipedia.org/wiki/Pierre_Bézier