ZOON, Samuel Koseiuzko, soldier, born in Pennsylvania about 1823; died in Gettysburg, Pennsylvania, 2 July, 1863. He learned the telegraph business early in life, and made several discoveries in electric science that gave him reputation. He settled in New York about 1848, became connected with several military organizations, and in 1857 lieutenant-colonel of the 6th New York militia. His health had failed, but at the beginning of the civil war he accompanied His regiment to the seat of hostilities, and was appointed military governor of Annapolis, Maryland After his return he recruited the 57th regiment of New York volunteers, was commissioned colonel, and led it to the Virginia peninsula. During that campaign he generally commanded a. brigade, and on 29 November, 1862, he became brigadier-general of volunteers. He led the 57th New York regiment at Chancellorsville and Gettysburg, and was killed in the latter battle.