Jan Heine wrote:
> So it appears that dropout widths were not standardized everywhere,
> but just for the French teams in the (1951) Tour de France. It does
> make sense, though, if you want truly lightning wheel changes.
The Italian racing fraternity quickly adopted the forged Campagnolo dropouts designed for use with the Campagnolo Gran Sport derailleur so there would be almost complete standardization in that country in the following years.
Chuck Schmidt
South Pasadena, CA USA
http://www.velo-retro.com (reprints, t-shirts & timelines)