Formula One World Championship
Alan Challis (GBR) BRM Chief Mechanic holds a pit board out with 21 laps to go for Graham Hill (GBR) BRM P261, who was 6.5 seconds behind race winner Jim Clark (GBR) Lotus 25 and 42 seconds ahead of 3rd placed John Surtees (GBR) Ferrari 158.
British Grand Prix, Brands Hatch, England, 11 July 1964