| In 1927, famed American painter N. C. Wyeth completed a series of five murals for Hubbard Memorial Hall, the National Geographic Society's first formal library.  The Map of Discovery: Western Hemisphere, published in January 1929, is one of those outstanding murals.  It features Poseidon and a mermaid keeping watch over the oceans as well as the routes of explorers and dates of expeditions.The 1929 "Map of Discovery: Western Hemisphere" map features: •  North America and South America with political boundaries as they existed in 1927
 •  Ocean routes of explorers and the year they traveled them
 •  Illuminated mariners' chart style
 •  Beautiful border art of Poseidon and a mermaid
 
 Coverage Area:  Western Hemisphere, including North America, South America
 
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