Two detailed volumes on flags and signals, the first volume covers the history of British and foreign naval and mercantile flags with coloured drawings and detailed notes compiled in 1950s including British flags 1066-1950. The second volume titled, 'Illustrated notes on British and foreign naval signal codes, 17th to 20th Century' covers British Naval signals 1672-1816. Includes imaginary examples of signals in the 20th century mostly based on the copper evasive halfpenny inscriptions of George II and III, modern British signals and foreign naval signals 17th-20th century compiled by John D.A. Thompson 1963-1964. Contains loose pages.