Uncatalogued: Captain Bolton, engineer, of the Royal Indian Navy, includes photographs of ships, people and places in the Middle East and India dated circa. 1914.
Papers of Engineer Captain Bolton of the Royal Indian Navy, includes photographs of ships, people and places in the Middle East and India dated circa. 1914 also an article on 'When Nelson visited Bombay' by Lieutenant Commander H. D. B. Sweet-Escott, Royal Indian Navy Volunteer Reserves 1981.