HOLDEN, EDWARD SINGLETON, an American astronomer; born in St. Louis, Mo., Nov. 5, 1846; was graduated at Washington University in 1866; and at the United States Military Academy in 1870; Professor of Mathematics at the Naval Academy in 1873-1881; president of the University of California in 1886-1888; director of the Lick Observatory in 1888-1898; he was then appointed astronomer of the Smithsonian Institution. His publications include “Astronomy for Students” (with Simon Newcomb); “Monograph of the Central Parts of the Nebula of Orion”; “Astronomical Bibliography”; “Handbook of Lick Observatory”; “Essays in Astronomy” (1900); “The Sciences” (1903); “Galileo” (1905). He died in 1914.