But its most famous passenger , and the others I have mentioned , are legal fictions .
The horse - drawn bus between Knightsbridge and Clapham , which Lord Bowen is thought to have had in mind , was real enough .
Its most famous passenger , and the others I have mentioned , are legal fictions .
The horse - drawn bus between Knightsbridge and Clapham , which Lord Bowen is thought to have had in mind , was real enough .