Comprises: Folder 1: 'Special letters to keep', mostly single letters, 1936, 1950, 1961, 1963, 1965, n.d. Folder 2: 'Treasures. Very interesting letters', 1952-1981, including letters (mostly single) from James Callaghan, Winston Churchill and Duncan Sandys. With Royal Aero Club gliding certificate (1948), national registration card (1951), Freedom of the City of London (copy, parchment, 1958), diplomatic identity cards for Ghana (1962) and Kenya (1964), visa and…