A Vintage Bentley is a pretty impressive car to look at and to sit in; a Blower 4 1/2 is even more so. Having absorbed the large steering wheel close to the chest, the mass of instruments and drip-feeds on the dashboard, you look up the road — hopefully a dusty ribbon vanishing into the distance like the Mulsanne straight back in 1930; at the end of the long louvred bonnet you see the rounded shoulders of a polished radiator with a vast quick-action filler cap silhouetted on top.    Continued...