FICKLIN, Joseph, mathematician, born in Winchester, Kentucky, 9 September 1833. He was graduated at the Masonic College in Lexington, Missouri, in 1858, and was principal of the Trenton, Missouri, high school from 1854 till 1859. Subsequently he was elected professor of mathematics in the Bloomington, Ii1., female College, which chair he held until 1860, and a similar one in the Christian female College in Columbia during 1864'5. He then was appointed professor of mathematics and astronomy, and director of the observatory at the University of the state of Missouri, in Columbia, which places he still holds. In 1874 he received the degree of Ph.D., and ten years later that of LL.D. from the University of Wisconsin. He is a fellow of the American association for the advancement of science, and a member of the American astronomical society. Professor Ficklin has published "The Complete Algebra and Key" (New York, 1874); "Algebraic Problems and Key" (1874); "First Lessons in Arithmetic" (1881); "Elementary Arithmetic" (1881); "TableBook and Primary Arithmetic" (1881); "Practical Arithtactic" (1881); "Advanced Arithmetic" (1881); "National Arithmetic, with a Key" (1881); and "Elements of Algebra" (1881).