Sigmund FREUD (1856-1939). P.S. "Sigmund Freud," [March 1935]; on the back of an oblong in-12 check from the Manufacturers Trust Company (8 x 22 cm) with revenue stamp. Check for 237 / 63 paid by Liveright Publishing Corporation for royalties on his book A General Introduction to Psychoanalysis. Freud endorsed the check.