World War 2, US Navy SACO Blood Chit, Multi Piece Leather on Linen, Exc. Cond Feb 11, 2021 world WORLD WAR 2, OUTSTANDING ORIGINAL SACO (SINO-AMERICAN COOPERATIVE ORGANIZATION) BLOOD CHIT. CHIT IS CONSTRUCTED WITH MULTI PIECES OF LEATHER SEWN ON LINEN WITH PRINTED CHINESE CHARACTERS (TRANSLATION ...