Atch'ison, KAN., the county-seat of Atchison co., 49 mi. n. w. of Kansas City Mo., on the Missouri Pacific, the Rock Island and the Burlington railways. The city has an extensive trade in grain, flour, livestock, produce and fruit, and contains important railroad shops, lumber mills, factories, foundries and brickyards. It is the seat of the State Soldiers' Orphans' Home and several denominational schools of importance. Population in 1910, 16,429.