Millenium in maps. Exploration.
Washington, D.C. :  National Geographic Society, 
c1997.
Contents: 1: To A.D. 100. Setting out -- 2: A.D. 100-1400. Expanding provincial realms -- 3: 1400-1700. Voyaging for God, glory and gold -- 4: 1700-1900's. Charting the World, expanding the mind.
On verso: The explorers. - Scale 1:54 109 440.
Supplement to National Geographic, February 1998.