70pp. plus very fine large folding colored map, with in border portraits and state seals, and including inset map of Oregon, California, and Texas. 16mo, original gilt-pictorial red roan, a.e.g.; (roan spine worn and covers rubbed, light foxing to text, ex-lib with old library rubberstamps on title page and page 37). N.Y.: Ensign & Thayer, 1850.