CLEMENS, Samuel Langhorne ("Mark Twain"). ALS ("S.L. Clemens") to an unnamed recipient, Munich, 20 November 1878. 2 pp., 8o, 180 x 116 mm. (7.1/8 x 4.5/8 in.). While travelling, Clemens had purchased and exported clocks from Geneva to America. Having forgotten the clock merchant's name, the note is to arrange payment through a third party (the recipient). Hand-scripted on Clemens' monogrammed stationery.