Not to "leap" all over this, but the debut o fthis derailleur was in the 1973 pro season. Introduced to the public in catalog #17, 1974.
Later, ken denny
>From: Brian Baylis <rocklube@adnc.com>
>Reply-To: rocklube@adnc.com
>To: PeterGrenader <peterg@ixpres.com>
>CC: classicrendezvous@bikelist.org
>Subject: Re: [CR]So what's a 1st edition SR rear der worth? (Ebay)
>Date: Fri, 15 Dec 2000 12:54:09 -0800
>
>Peter,
>
>All this talk about early SR rear Ders. (and their potiential values) is
>making me hungry. Suppose someone had such a rear Der. that was in very
>good condition and it was dated "pat. 75". If someone (not saying who,
>mind you) had such a thing, what do you people expect it might be worth?
>I heard that the very first year (1975, someone I know has proof) was
>only available to pros in Europe, blah, blah, blah and that they didn't
>appear here in the US intil 1976. Anyone know one way or the other on
>this issue? Just curious.
>
>Brian(I am curious)Baylis
> >
> > It's worthless. I'll take it off your hands for $25.
> >
> > ha!
> >
> > Peeeeeter Grenader
> > Hopeful in Hollywood.
> >
> > Huemax@aol.com wrote:
> >
> > > In a message dated 12/15/00 12:46:47 AM Eastern Standard Time,
> > > OROBOYZ@aol.com writes:
> > >
> > > << http://ebay.com/
> > >
> > > Dale, I would say this will go up to 375.00. If I am the closest, do
>I win
> > > anything??
> > >
> > > KEN TODA, High Point, 20 minutres ride(by car) from Webmaster's Shop
>here in
> > > NC.