Henry Gannett was an American geographer who is described as the "father of mapmaking in America." He was the chief geographer for the United States Geological Survey essentially from its founding until 1902. Wikipedia
Born: August 24, 1846, Bath, ME
Died: November 5, 1914 (age 68 years), Washington, D.C.
Organization founded: National Geographic Society
Production company: National Geographic Society
First ascents: Mount Massive