Masi with B60, check the numbers stamped on the fork steerer. SOME frames with only a frame size stamped on the Bottom Bracket will have the date of production stamped on the steerer.
For the Medici, why not call Gian at Simo Cycles and get it from the source?
> So if my GC only has "B 60" on the spoon of the bottom bracket, is there any
> way to guesstimate its vintage?
> Also, I've got a Medici Pro-Strada with "60" then "043" then "+GF+" on the
> BB. Can anyone date that one? What was the "window" period when Medicis were
> (Both are 60cm frames, naturally...).
> Greg Parker
> Finally nice weather in A2 MI USA
> Jim Allen wrote:
> > Dirk, Wayne, and other Masi Mutts:
> > In MOST cases, not all, the Italian Masi serial numbers indicate the year
> > and month of production.
> > Wayne's serial number of "764" indicates an April 1964 build date.
> > Dirk's serial number of "822" indicates a February 82 build date.
> > My serial number of "8511" indicates a November 85 build date.
> > The same number is USUALLY, but not always, stamped on the fork.
> > Later,
> > Jim Allen