United States (1898) Dictionary of Altitudes in the United States, 3rd edition (1899) Origin of Certain Place Names in the United States (1902) first compilation of place names for the United States A Gazetteer of Porto Rico (1901) A Gazetteer of Cuba (1902) Gazetteer of Texas1902) "The Forests of Oregon" USGS Professional Paper No. 4 (1902) "The Forests of Washington" USGS Professional Paper No. 5 (1902) A Dictionary of Altitudes in the United States (1906) List of the Mountains in the United States (1910-12) Professional affiliations In 1888 Gannett was one of six founding members of the National Geographic Society. He served as its first secretary, and later as treasurer, then vice–president, and president, in 1909. He was also Chair of the Society's Research Committee, organizing expeditions to Alaska, La Soufriere, Mount Pelee, Peru, and the Polar Seas. From 1897 to 1909, he was a vice president of the American Statistical Association. In 1904 he was among the founders of the American Association of Geographers. Also in 1904, he was secretary of the 8th Geographic Congress. He was also a member of the Washington Academy of Sciences, the Royal Geographical Society of London, the Royal Scottish Geographical Society, the Philadelphia Geographic Society, and one of ten founding members and president of the Cosmos Club. Gannett was a co-founder and president of the Twenty Year Club or Twenty Year Topographers which was formed at the U.S.G.S. Topographic Division in the winter of 1910-1911. Eligibility was serving twenty years or more as a topographer with the U.S.G.S. Honors Gannett received an honorary LL.D from Bowdoin College in 1889. Gannett Peak, the highest peak in Wyoming, and the related Gannett Glacier was named for him in 1906. In 1911, Lawrence Martin named Mount Gannett, a 10,000-foot peak in the Chugach Mountains of eastern Alaska, for Henry Gannett. Personal He married Mary E. Chase of Waterville, Maine on November 24, 1874. They had a son, Farley Gannett who was an engineer for the Water Supply Commission of Pennsylvania. Their daughters were May Gannett (Mrs. G. T. Backus) and Alice Gannett. He died at his home in 1840 Biltmore Street, Washington, D.C. on November 5, 1914, after being ill for about a year with Bright's Disease. HIs funeral service was given by Rev. U. G. B. Pierce of All Soul's Unitarian Church. The day of his funeral, the National Geographic Society closed its offices and