Here are some photos of the board track at Beverly Hills, Los Angeles at Wilshire and Santa Monica Boulevards.
Check the crowd size.
Many race cars had paint jobs that read Durant Racing on the sides. Durant was an American race car driver, the son of William C. Durant, a founder of General Motors who was also the co-owner and president of the Beverly Hills Speedway.
Durant Drive in the City of Beverly HIlls was named after these Durants.^*^*
( Ken Hyndman ) I wonder what happened to number 3 ?