ZACHOS, John Celivergos (zak'-os), educator, born in Constantinople, Turkey, 20 December. 1820. He is of Greek parentage, and came to this country when he was ten years old with Dr. Samuel O. Howe. He was graduated at; Kenyon college, Ohio, in 1840, and in 1842-'5 studied at the medical school of Miami university, but did not take his degree. He was associate principal in Cooper female seminary, Dayton. Ohio, in 1851--'4, and principal of the gram-mar-school of Antioch college, Yellow Springs, Ohio, in 1855-'7. During the civil war he served in the army as an assistant surgeon, and in 1865, having studied theology privately, he was ordained pastor of the Unitarian church in West Newton, Massachusetts In 1866-'7 he was pastor at Meadville. Pa., and professor of rhetoric in the theological school in that place. Since 1871 he has been curator of the Cooper union, New York city. Dr. Zachos invented mid patented in 1876 the stenotype, for printing a legible text from the English alphabet at a reporting speed. In this machine the types are fixed on eighteen shuttle-bars, two or more of which may be simultaneously placed in position, and the, impression is given by a, plunger common to all the bars. improvements were patented in 1883 and 1886. He edited the "Ohio Journal of Education " in 1852, and is the author of "New American Speaker" (New York, 1852); "Analytical Elocution" (1861)" " New System of Phonic Reading without changing the Orthography," a pamphlet (Boston, 1863)" and a "Phonic Primer and Reader" (1864).