Duality

That which expre es two in number; division; separation; the state of being two. Du'an, n. [Gael.] ( Lit. ) A canto, or book, in a poem;sometimes applied to the poem itself; as, the Duans of "O ian." Duane', in New York , a post-town of Franklin co., about 140 m. N. by W. of Albany. Pop . (1897) 450. Duanes'burg, in New York , a post-town of Schenectady co., about 23 m. W.N.W. of Albany. Pop . (1897) about 2,650.