The World Encyclopedia of Flags : The definitive reference to the flags of the world. Discover the fascinating range of flags, including military signs, royal standards, civic flags, naval ensigns and national flags. Includes the history of flags, charting their origins and development from as early as 3100 BC. Examines and explains the symbolism behind flags. Information on flags of rulers, government officials, flags for battle, and naval and civil shipping flags. Over 1,400 color illustrations.