CLEMENS, Samuel ("Mark Twain"). Life on the Mississippi. Boston, 1883. 8o. Three-quarter morocco gilt, g.e. -- Prince and the Pauper. Boston, 1882. 8o. Green morocco gilt, t.e.g. -- A Connecticut Yankee in King Arthur's Court. New York, 1889. 8o. Full morocco gilt. All FIRST EDITIONS, handsomely bound. (3)