The Bentley Drivers Club.
Bentley Drivers Club Ltd
W.O.Bentley Memorial Building
16 Chearsley road
Long Crendon
Aylesbury
Bucks
HP18 9AW
Telephone: 01844-208233 (fax - 208923)
The BDC now has its own web site (address below). It is worth noting that it is a members only organization and it is not just for Vintage models, but the events and spares schemes are probably worth the membership fee.