2013 Grand National to modifications made for the previous year's race, Aintree announced that a number of further changes had been made for the 2013 National. Twelve of the 16 fences on the course were rebuilt with the timber frames within them replaced by a softer material known as "plastic birch". The fences are still covered with at least 14 inches of spruce and will remain the same height. The starting line was also moved 90 yards closer to the first fence, further away from the spectators' stands and thereby reducing slightly the overall distance. Aintree and the Professional Jockeys' Association jointly issued
1937 Grand National off in a manner similar to stepping of a bicycle. "Luckily there were no photographers at the fence to record it and I wasn't hurt." Unfortunately for Hobbs he had forgotten that the newsreel cameras had covered the entire race and had indeed captured his fall on film https://web.archive.org/web/20131227085539/https://www.sportsbookguardian.com/horse-racing/grand-national/winners 1937 Grand National The 1937 Grand National was the 96th renewal of the world-famous Grand National horse race that took place at Aintree Racecourse near Liverpool, England, on 19 March 1937. The estimated crowd of 300,000 is believed by the Aintree executive to be a record for the race, though only