August 14, 1936, cover from Mukden to Berkeley, forwarded to Tahoe City, franked by two values, tied by Mukden ''11.8.14'' ds, blue three-character ''To US'' marking, opening remark, K. Lewis chop and Berkeley ''SEP 4 1936'' machine arrival are on reverse, VF and rare, Est. $350-$500 (Image)

August 21, 1939, cover from Harbin (pre- printed with Mukden, Manchuokuo) to Michigan, franked by three definitive stamps, tied by ''24.8.39'' date stamps, blue three-character ''To US'' marking, opening note '') N ('' on reverse, fresh, VF and scarce, Est. $350-$500 (Image)