Philosopher, psychologist and educator (1859–1952). ALS, one page both sides, 6 x 8, personal letterhead, May 17, 1949. Dewey pulls out of a speaking engagement at a high school. In part: “I cannot tell you how disappointed I am that a low grade bronchial infection makes it impossible for me to attend & speak on Thursday.” In fine condition, with central horizontal and vertical folds, one through a single letter of signature. Accompanied by the original mailing envelope. RR Auction COA.