1897, large numerals surcharge 10c on 9c yellow green, full original uneven gum, previously hinged, VF, C.v. $300, Est. $120-$150 (Image)

1897, black surcharge 1c on 3c Red Revenue, central character with large box variety, very fresh, large part of OG, previously hinged, fine centering, C.v. $625, Est. $250-$300 (Image)

1897, two-line black surcharge 2c on 3c Red Revenue stamp, a beautiful stamp in every respect, full OG, trace of hinge, VF, C.v. $600, Est. $250-$300 (Image)

1897, two-line black surcharge 4c on 3c Red Revenue stamp, bold color and perfect centering, large part of OG, VF, C.v. $1,650, Est. $600-$800 (Image)

1897, large black surcharge $1 on 3c Red Revenue stamp, nicely centered, intact perforation and bold color, large part of OG, previously hinged, VF and rare stamp in sound condition, C.v. $8,500, Est. $3,000-$4,000 (Image)

1912, Waterlow & Sons vertical carmine overprint ''Republic of China'' on 1c ocher, block of four with horizontal gutter in the middle, imperforated between top stamps and gutter, fresh, unused, no gum, VF, Chan #170d var, Est. $150-$200 (Image)

1913, Hall of Classics, ½c-$10, the London printing, complete set of 19, absolutely gorgeous unit, full OG, NH (!), F/VF or better, C.v. $4,283++, SG #268/86, £4,750 as hinged, Est. $2,500-$3,500 (Image)

1913, Junk, 1c orange, the London printing, cross-gutter block of four with wide horizontal and narrow vertical gutters, imperforated between gutter and bottom stamps, full OG, previously hinged, VF and scarce positional item, Chan #209c, Est. $200-$250 (Image)

1951, Geese, the second surcharged issue, $5-$50, complete set of four, nicely centered, no gum as issued, NH, VF, C.v. $2,345, Est. $800-$1,200 (Image)

1952, 2nd Anniversary of Chiang Kai-shek's return to the Presidency, 40c-$5, imperforated complete set of five, all are sheet margin singles, no gum as produced, NH, VF, C.v. $500, Est. $200-$250 (Image)

1953, 3rd Anniversary of Chiang Kai-shek's return to the Presidency, 10c-$5, perforated complete set of six, nice and fresh, no gum as produced, NH, VF, C.v. $414.75, Est. $150-$200 (Image)

1954, Opening of the Silo Bridge, 40c-$5, imperforated pane of four in a souvenir booklet, post office fresh item, no gum as issued, VF, C.v. $1,500, Est. $700-$900 (Image)

1955, President Chiang Kai-shek and Flags, 20c-$7, souvenir sheet of four, right selvage is intact, fresh, no gum as issued, NH, VF, C.v. $300, Est. $150-$200 (Image)

Postal History Unit. 1935-48, 22 covers and one large piece, mailed from various towns and cities to Tientsin, some Air Mail items, several covers mailed from Japanese Occupation places during the World War II, a few with stamps damaged during delivery, nevertheless fresh and F/VF, Est. $400-$500 (website photo) (Image)

Sinkiang. 1921, 25th Anniversary of the National Post Office, black 5-character overprint on 1c-10c, complete set of four, 3 stamps with sheet margins, full OG, NH, VF, C.v. $99 as hinged, Est. $100-$150 (Image)

Air Post stamps. 1949, Postal Week, Flying Geese, 8y purple, complete miniature sheet of five values, nice condition, full OG, NH, VF, C.v. $800, Sakura #C173, ¥125,000=US$1,146, Est. $250-$300 (Image)

First Day Cover. October 1, 1934, 15th International Red Cross Congress, 1½s-10s, complete set of four on cover to Roslyn, WA, tied by two red brown ''9.10.1'' special markings, no three-character ''To US'' and opening remarks on reverse, fresh, VF and scarce, Est. $300-$400 (Image)

First Day Cover. November 12, 1937, definitive stamp Harvesting 1s yellow brown, vertical pair on cover to Washington, DC, tied by brownish red ''12.12.11'' special ds, blue three-character ''To US'' marking, opening note '') N ('' and air post 18s ultra for uprating on reverse, VF and scarce item, Est. $300-$400 (Image)

First Day Cover. May 10, 1937, General Maresuke Nogi, 2s crimson, horizontal strip of three on cover to Chicago (apparently insufficiently franked), tied by red brown ''12.5.10'' special marking and Yokohama ds, blue three-character ''To US'' handstamp, no opening remark and K. Lewis chop, fresh and VF, Est. $150-200 (Image)

First Day Cover. November 10, 1940, 2600th Anniversary of the Imperial Calendar, 4s dark green and 20s dark ultra, two values on cover to Oklahoma, tied by two red brown ''15.11.10'' special markings, blue three-character ''To US'' handstamp, opening remark '') O ('' and K. Lewis chop in blue, fresh and VF, Est. $300-$400 (Image)

First Day Cover. April 20, 1940, Daisetsuzan National Park, 2s-20s, complete set of four on cover to Silver Spring, tied by two red brown ''15.4.20'' special ds, red stamp of 10s overlapping three-character ''To US'' marking, marked '')N ('' on reverse with K. Lewis additional handstamp in blue, VF and lovely item, Est. $300-$400 (Image)

First Day Cover. October 25, 1940, 50th Anniversary of the Imperial Rescript on Education, 2s purple and 4s green, complete set of two on cover to Silver Spring, tied by brownish red ''15.10.25'' special ds, blue three-character ''To US'' marking, opening note '') N ('' and 14s definitive stamp for uprating on reverse , VF and nice item, Est. $300- $400 (Image)

First Day Cover. October 25, 1940, 50th Anniversary of the Imperial Rescript on Education, 2s purple and 4s green, complete set of two on cover to Hartford, tied by brownish red ''15.10.25'' special ds, blue three-character ''To US'' marking, 14s definitive stamp for uprating and text ''Open This'' on reverse, fresh and VF, Est. $300-$400 (Image)

Itsukushima (Island in Hiroshima Bay). February 2, 1935, cover to California, franked by four values, paying 10s postage altogether, tied by two red brown ''10.2.2'' special ds, blue three-character marking, opening remarks on reverse, fresh and VF, Est. $150-$200 (Image)

Kamakura (Hase-kannon Temple). March 12, 1937, cover to Detroit, franked by three Red Cross values, tied by two red brown ''12.3.14'' special markings, blue three- character ''To US'' handstamp, opening remark on the back, fresh, VF and scarce, RES $200-$300 (Image)