1929 2nd Peking print Air Mail, 15c to 90c complete set of 5, mint and lightly hinged. Chan A6-A10. Est. HK$300-400 (Image1)

Est. HK$300-400

1946 CNC surcharge on 3rd Peking print air mail $73 on 25c, with surcharge shifted downwards variety, unmounted and minor gum disturbance. Chan A47a. Est. HK$3,000-4,000 (Image1)

Est. HK$3,000-4,000

1946 CNC surcharged on air mail, $73 on 25c on HK print with watermark, surcharged misplaced variety, unmounted. Chan A55var. Est. HK$500-600 (Image1)

Est. HK$500-600

1948 CNC surcharged on air mail, $50,000 on $1, HK print no watermark, block of 4, unmounted and dry gum, key value. Chan A63. Est. HK$2,000-2,500 (Image1)

Est. HK$2,000-2,500