RM Sotheby's has trophies, helmets, and racing suits, but you really want the collection of knives and ash trays. You don't have to be a fan of Formula One or IndyCar to know the name Nigel Mansell.

In the north aisle of the nave of the Abbey is a white marble monument (illustrated here) to Thomas Mansell (which is joined together with one for William Morgan of Tredegar, not illustrated). This is ...