Very nice site, but no captions. What ARE the significant trais that define the age of 49D cranks? I have one I would like to date (OK, puns now, please) that has 49D stamped on the back and all the screws are hex bolts, crank and chainring. What can I make of this. thx, kim
-------- Original-Nachricht --------
> Datum: Mon, 11 May 2009 22:12:44 -0700
> Von: Kurt Sperry <haxixe@gmail.com>
> An:
> CC: Classic Rendezvous <classicrendezvous@bikelist.org>
> Betreff: Re: [CR] Was: Caminade rarity? Now: Prewar Stronglight 49D IDing
> In the hopes of advancing the dialogue on dating the Stronglight 49D
> crank through it's unparalleled history I've uploaded a collection of
> photos that will hopefully illustrate most if not all of the general
> variants that can be seen and perhaps referenced to provide examples
> useful to this end.
>
> http://picasaweb.google.com/
>
> The 49D is to me the ultimate single component spanning the on-topic
> era of the CR list. In terms of longevity, performance and utility, I
> can think of nothing that comes even remotely close. First built in
> the 1930s and still almost fully competitive with the most advanced
> current gear. If you told the people that built the first example that
> their design wouldn't be significantly bettered in the following 70
> years, I wonder what they'd have thought?
>
> If anyone has any photos showing variations I've missed, I'd be
> thrilled to add them to the collection I posted.
>
> Kurt Sperry
> Bellingham, Washington
> USA
>
> 2009/5/11 coel canth <coelcanth@gmail.com>:
> > i'm sure jan will chime in but i believe it's a combination of
> > dustcaps, logo stampings, and the style of fluting and finish of the
> > crankarms that distinguishes them as early..
> >
> > andrei padlowski
> > in
> > new york, new york
> >
> >>>>
> >>>
> >>
> >>
> >> So it's hard to generalize. However, when you look at prices for early
> Campy
> >> Gran Sport derailleurs, perhaps Eddie paid for the cranks alone, and
> got a
> >> free frame in the bargain.
> >>
> >
> > Jan, you commented in an earlier post on this same beautiful bike
> > about the prewar Stronglight crankset on the Caminargent. Now I have
> > no idea whatever how to tell a prewar 49D from a postwar example of
> > this cycling icon, I've seen those style dust caps on bikes that might
> > be prewar or slightly postwar, but the arms themselves look
> > essentially the same (with slight and seemingly temporally
> > inconsistent variations) to my untrained eye. I think the logo
> > stamping lost its "MARQUE" for a period in the '50s and certain
> > dustcap variations seem to roughly correspond to various eras, but how
> > do you come to the conclusion from those small photos that this is a
> > presumably rarer and more valuable pre-war version? You could frankly
> > probably take a '70s iteration, patinate it with oxidation, screw in
> > the '40s-style dustcaps and fool me completely.
> >
> > Kurt Sperry
> > Bellingham, Washington
> > USA
> > _______________________________________________
> >
> _______________________________________________
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