1893 10c orange, n.h., well centered, bright color, with 2019 PFC graded "XF 90" (SMQ $1,500) (Cat No. E3) (Image)

Est.$1,200

1894 10c blue, horizontal plate number and imprint strip of three, unused (regummed), fine (catalogued as hinged) cat. $5250 (Cat No. E4) (Image)

Cat. $5250, Est.$400

1895 10c blue, imperf. plate proof on stamp paper, bottom sheet margin vertical pair, top stamp h.r. (bottom stamp l.h.), light horizontal gum crease, otherwise v.f. and rare, cat. $4500 (Cat No. E5P5) (Image)

Cat. $4500, Est.$1,500

1902 10c ultramarine, top sheet margin Plate Block of eight, n.h., folded vertically between stamps, centered to top, perf. separations, fresh and very good multiple, cat. $5750 (Cat No. E6) (Image)

Cat. $5750, Est.$750

1908 10c green, well centered with wide margins, rich color, with 2006 PSE certificate graded "XF-Sup 95" (SMQ $600) (Cat No. E7) (Image)

Est.$500

1911 10c dark ultramarine, n.h., nicely centered, with 1995 and 2018 PFCs, the latter graded "VF-XF 85" (SMQ $305) (Cat No. E8) (Image)

Est.$250

1917 10c ultramarine, top margin plate number block of six, lower left and right stamps n.h., others l.h., nicely centered, v.f., with 2019 Crowe certificate, cat. $725 (Cat No. E11) (Image)

Cat. $725, Est.$200