160, 1911 5a on Half of 10a Slate Blue, Red surcharge, slightly toned o.g. as usual, Fine and scarce (Scott $700; Yang 146e) (Image)

CV. 200

160, 1911 5a on Half of 10a Slate Blue, Red surcharge, light cancle, slightly toned, still Very Fine (Scott $400; Yang 146e) (Image)

CV. 120

160a, 1911 5a on Half of 10a Slate Blue, Red surcharge inverted, partial cds, Very Fine and rare (Scott $1,000; Yang 146f) (Image)

CV. 350

160a, 1911 5a on Half of 10a Slate Blue, Red surcharge inverted, tied on a piece by full 11 DEZ 11 Macau cds, Very Fine and rare (Scott $1,000; Yang 146f) (Image)

CV. 350

160a, 1911 5a on Half of 10a Slate Blue, Red surcharge inverted, tied on a piece by full Macau cds, Very Fine and rare (Scott $1,000; Yang 146f) (Image)

CV. 350

J22A, 1914 ½a Grey green, fresh color, without gum, Very Fine and scarce; 2010 ISPP certificate (Scott $2,100 for o.g.) (Image)

CV. 300