Item 3571The Art of Thinking
New York: Pocket Books, 1942. first thus. mass market paperback. 16mo. 184pp. Pocket Books 160. first printing January 1942. scarce copy thus. #03637.
New York: Pocket Books, 1942. first thus. mass market paperback. 16mo. 184pp. Pocket Books 160. first printing January 1942. scarce copy thus. #03637.
New York: Simon and Schuster, 1929. hardcover. 12mo. 221pp. eleventh printing. see pictures for contents. #05415.