Correspondents include: Randolph Churchill congratulating WSC on the successes of "High Hat" and "Le Pretendant" (3); Queen Elizabeth the Queen Mother; Keith Freeman (4); John [18th Lord Derby, earlier Edward Stanley]; Arnold Carey Foster (2); Timothy Rogers on the purchase of "High Hat"; "Chimp", Christopher Soames on stud business including the insuring of unborn foals (9); A Rawlinson regarding a portrait of Leonard Jerome (4); Peter Cazalet; L Mayall of Knutsford Park races [Cheshire] (3) and John Schapiro of the Laurel Race Course, Maryland [United States] (4) asking to name races after WSC; Walter Nightingall (3); and Abid Hussein on the purchase of "Le Pretendant".Also includes notes and copies of correspondence from: Anthony Montague Browne [Private Secretary to WSC], Doreen Pugh [Secretary to WSC], Catherine Snelling [Secretary to WSC], Gillian Maturin [Secretary to WSC] and Elizabeth Gilliatt [Secretary to WSC]; race programmes; newspaper cuttings of racehorses and of WSC's meeting with Queen Elizabeth II and with the Queen Mother; material from the Committee of the [11th] Duke of Devonshire [earlier Lord Hartington] of the Jockey Club on overnight declaration; photographs of various horses and jockeys; and a certificate of achievement for "Le Pretendant".Other subjects covered by the file include: details of the money won by WSC; the delivery of the Aly Khan memorial race gold cup; WSC's membership of the Jockey Club; and arrangements for WSC to attend meeting.