Donald Gillies wrote:
> I have some 90-100% original bikes that may help to partially pinpoint
> the year...
It's the ten percent in the equation above that is troubling when establishing datapoints, even partial datapoints.
My Campagnolo Timeline sadly suffers from the same malady to a degree.
Chuck Schmidt
South Pasadena, CA USA
http://www.velo-retro.com (reprints, t-shirts & timelines)