Jerry,
These look like a C34 double chainset to me.
I certainly had one in 1956, but don't know when the double first appeared.
Mike Waite
Amersham Bucks UK
mrwaite@btinternet.com
----- Original Message -----
From: Jerome & Elizabeth Moos
To: Classic Rendezvous
Sent: Friday, June 30, 2006 8:41 PM
Subject: [CR]Advice needed on Williams cranks.
>I just bought these parts on eBay:
>
>
> http://ebay.com/<blah>
>
> Can anyone advise what model the Williams cranks are and if they would be
> correct on a 1951/52 Baines?