File includes correspondence with: The Royal Society, particularly Presidents, Sir Henry Dale, 1941-433 (6), Sir Robert Robinson, 1947-50 (3), on election as an Honorary Fellow, with invitations, ballot papers and Annual Report for 1940-41; John Copley (3) Hesketh Hubbard and Sir Oswald Birley on election as Honorary Member of the Royal Society of British Artists, with requests for him to exhibit paintings, 1948-51; The Royal Society of St George, particularly Lord Queenborough, President, (7) 1945-48, Henry Ashley Clarke, President, Paris Branch, 1949, Lady Plender, 1951; The 4th/5th (Cinque Ports) Battalion, Royal Sussex Regiment, on WSC's activities as Honorary Colonel, including correspondence with Brigadier T F V Foster, Colonel, 1945-47 (4), Lord Leconfield on the 3rd Battalion Dining Club, 1948, Lt-Cdr L W Joynson-Hicks MP (later 3rd Lord Brentford), on request to have portrait painted for Royal Sussex Regiment, 1949 (2), Lt-Colonel Robert Loder, on command of the Battalion, 1950 (2), Lt-General Sir Henry Pownall, on message to commemorate the award of the freedom of the City of Chichester to the Battalion, 1951; The Royal Western Yacht Club, particularly Vice Admiral Laurence Braithwaite (2) on election as Commodore, 1951.