Arthur Melbourne-Cooper Derby" of 1913 at Epsom, in which suffragette Emily Davison can be seen being trampled to death by the King's racing horse. It was filmed by Cooper with his camera at the finish and his brother Hubert at Tattenham Corner. Both companies were wound up at the outbreak of the First World War when Andrew Heron reported himself for active service. Cooper became munition inspector in Luton, while the family lived nearby in Dunstable. After the First World War, Cooper and his family moved to Blackpool where he became manager of Animads, a subdivision of Langford's Advertising Agency Ltd. He
Commander in Chief (horse) Commander in Chief (horse) Commander in Chief (1990–2007) was a British thoroughbred racehorse and sire. In a career that lasted just over three months in the spring and summer of 1993 he won five of his six races, most notably the Derby at Epsom and the Irish Derby at the Curragh. He was the first Derby winner since Morston in 1973 not to have raced as a two-year-old. Furthermore, the Racing Post had not even included him in their list of horses for the 1993 Ten-to-Follow on the flat competition. Commander in Chief was voted the 1993 Cartier Champion Three-year-old