Some more ;
Myself in my 1955 100.
Ross Osborne - a pit stop [ not the changeover ]
The lady in the " white " overalls is Phil Ganley, was married to Dennis Ganley [ Howdens brother ] of the famous Ganley racing family, Dennis and Howdens father was a serious competitor in the 1950's
Cameron Mackay 3000 in the helmet, with Phil and another Healey Club lady
myself - yellow T shirt and Adrian Rhodens assisting in the pit stop - Adrian and Phil both ran Bugeye's in the event.