1927 Overprinted 'For use in Ki-Hei' on 2nd Peking print Junk, 1/2c to $20 complete set of 20, 3c, 7c small thin at the center, $5 dry gum, mint and hinged. Chan KH1-KH20. Est. HK$1,500-1,800 (Image1)

Est. HK$1,500-1,800

1927 Overprinted 'For use in Ki-Hei' on 2nd Peking print Junk, 1/2c sepia block of 4, with overprint inverted variety, mint full original gum lightly hinged. With Experts & Consultants cert. 2001. Chan KH1a. Est. HK$2,000-2,500 (Image1)

Est. HK$2,000-2,500

1927 Overprinted 'For use in Ki-Hei' on 2nd Peking print Junk, 1c ochre block of 4, with overprint inverted variety, mint full original lightly hinged. With Experts & Consultants cert. 2001. Chan KH2a. Est. HK$2,000-2,500 (Image1)

Est. HK$2,000-2,500

1928 Overprinted 'For use in Ki-Hei' on Inauguration of Marshal 1c to $1 complete set of 4, $1 with a tiny toned spot at one perf. Mint and lightly hinged. Chan KH21-KH24. Est. HK$300-400 (Image1)

Est. HK$300-400

1929 Overprinted 'For use in Ki-Hei' on Unification 1c to $1 complete set of 4, mint and $1 minor toned. Chan KH25-KH28. Est. HK$300-400 (Image1)

Est. HK$300-400

1929 Overprinted 'For use in Ki-Hei' on State Burial 1c to $1 complete set of 4, mint and lightly hinged, fresh. Chan KH29-KH32. Est. HK$300-400 (Image1)

Est. HK$300-400

1927 (22 Dec.) A cover to Switzerland, via Siberia, bearing overprinted 'For use in Ki-Hei' on 2nd Peking print Junk 10c, tied by bilingual 'HARBIN' cds, a few tears at the top. Center folded. Est. HK$200-300 (Image1)

Est. HK$200-300

1930's A printed matter cover from Harbin to Germany, via Siberia. Bearing overprinted 'For use in Ki-Hei' on Junk 1c and 5c, tied by bilingual 'HARBIN' cds, date not clear. Est. HK$400-500 (Image1)

Est. HK$400-500

1932 (25 July) A Postal Savings printed cover to Denmark, bearing overprinted 'For use in Ki-Hei' on Junk 5c, tied by bilingual 'CHANGCHUN' cds. A small tear at the top. Est. HK$1,200-1,500 (Image1)

Est. HK$1,200-1,500