Epsom Downs Racecourse the turf. In the summer of 1779 Edward Smith-Stanley, 12th Earl of Derby, organised a race for himself and his friends to race their three-year-old fillies. He named it the Oaks after his nearby estate. The race became so successful that in the following year 1780 a new race was added for three-year old colts and fillies—-the Derby. In 1784 the course was extended to its current distance of a mile and a half and Tattenham Corner was introduced. Henry Dorling, step-father to cookery writer Mrs Beeton, was a Clerk of the Course at Epsom, appointed in 1840. In 1913
Hillberry Corner of the new Four Inch Course. A small iron-framed grandstand was built for spectators and still remains at the site. Hillberry Corner is part of the Mountain Course used since 1911 for the Isle of Man TT and Manx Grand Prix races. To facilitate racing on the Clypse Course for the 1954 TT races during the winter of 1953/54 road widening occurred on the Mountain Course at Creg-ny-Baa, Signpost Corner, the section of road from Hillberry Corner to Cronk-ny-Mona, and the approach to Governor's Bridge. Hillberry Corner Hillberry Corner (in or "Cronkybury")is situated at the 36th Milestone road-side marker on