education in Japan. In addition, Todd was the organizer and leader of a number of important astronomical expeditions: The New England expedition to Texas for solar eclipse of July 29, 1878 The American expedition to Japan for solar eclipse of August 19, 1887 A U. S. scientific expedition to West Africa in 1889 and 1890 The Amherst expedition to Japan for the solar eclipse of August 9, 1896 The Lowell expedition to Tripoli for solar eclipse of May 28, 1900 The Amherst eclipse expedition to the Dutch East Indies in 1901 The Lowell Mars expedition to the Andes, 1907 Expedition to Tripoli for the solar eclipse of August 30, 1905 Expedition to Russia for solar eclipse of August 21, 1914 Expedition to Florida for solar eclipse of June 8, 1918 Expedition to Brazil and Argentina for solar eclipse of May 29, 1919 Todd crater on Phobos (a moon or satellite of Mars) is named after him. In addition, asteroids 511 Davida and 510 Mabella are named after him and his wife. Letter from James Clerk Maxwell to Todd On the 19th of March 1879, Maxwell wrote a letter to Todd. After Maxwell's death in November 1879, Todd sent the letter to G. G. Stokes, who read the letter in January 1880 at a meeting of the Royal Society. Writings Astronomy: The Science of the Heavenly Bodies. New York: Harper, 1922 Todd was also the author of New Astronomy; Stars and Telescopes, and many shorter articles. He also edited the Columbian Knowledge Series. References External links David Peck Todd papers (MS 496b). Manuscripts and Archives, Yale University Library. 1855 births 1939 deaths American astronomers Amherst College alumni Amherst College faculty Columbia University alumni Emily Dickinson Smith College faculty