Correspondence of Sir Henry James, from various authors The majority of this correspondence is based around the following themes: Sir Henry James's work for the Ordnance Survey (particularly the book of maps and photographs produced by the OS of Jerusalem), James's investigation of the corrosion by sea water of the copper bottoms of ships, letters discussing George Biddell Airy's proposed system of projection and personal letters of invitation to James. Correspondents includes: George Biddell Airy, Astronomer Royal, (1801-1892); Field Marshal Sir John Fox Burgoyne, (1782-1871); Henry John Temple, 3rd Viscount Palmerston, Prime Minister, (1784-1865) 1835-1868 and nd.