Chinese medical aid worker with the American Bureau for Medical Aid to China. ALS, on a 5.5 x 3.5 postcard of General and Madame Chiang Kai Shek, no date, but postmarked June 3, 1940. Letter to photographer Xarl Van Vechten. In part: “Mr. Moon Kwan, Chinese movie producer just returned from China…Make reservations now.” Chu’s postscript rreads, “Mrs. Kwan (China’s Mary Pickford) will also be with us.” In fine condition. RR Auction COA.