There is a Tabucchi catalog that is blue, which shows the same hub drawing touting the Campagnolo quick release from 1938. I can't tell from the images if it is the same catalog or not.
Mike Kone in Boulder CO
> I am currently scanning some catalogues which have been loaned to me.
\r?\n> One of them is a Tabucchi catalogue, but is undated. Page 8, which
\r?\n> shows some early FB Campagnolo patent hubs can be seen at
\r?\n> http://ntlworld.photobox.co.uk/
\r?\n> me a fairly accurate date for the catalogue from those hubs?
\r?\n>
\r?\n> Peter Brown, in freezing Lincolnshire, England