Mark Twain (Samuel L. Clemens)]. An Unexpected Acquaintance. New York: Harper & Brothers Publishers, [1904]. First separate edition, second state, without the date printed on the title-page. Octavo (7.75 x 5.125 inches; 195 x 130 mm.). [4, front wrapper and title-leaf], 18, [2, rear wrapper] pages; text partially unopened. Publisher's saddle-stapled binding, self-wrappers (conjugate with the title-leaf and last leaf of the text). Wrappers slightly tanned in the inner margins; fore-edge margins lightly foxed; light bruising (minor insect damage) near the spine; spine fold partially split below the bottom staple; negligible soiling on the rear wrapper. Very good. BAL 3664 ("Reprinted from A Tramp Abroad, 1880. Deposited Nov. 17, 1904"). (#10167).