1893 10c orange, l.h., well centered, nice color, v.f., with 1993 PFC, cat. $300 (Cat No. E3) (Image)

Cat. $300, Est.$200

1895 10c blue, right margin single, n.h., fresh color, v.f., with photocopy of a 2017 PSE certificate for a strip of six from which it originated, cat. $475 (Cat No. E5) (Image)

Cat. $475, Est.$300

1895 10c blue, "Dots in Curved Frame Above Messenger" variety (Plate 882), l.h., fresh and fine, with 2019 PFC, cat. $400 (Cat No. E5a) (Image)

Cat. $400, Est.$250

1902 10c ultramarine, bottom margin single with plate number, small h.r., well centered, with 2021 PSAG certificate graded "90" (SMQ $330) (Cat No. E6) (Image)

Est.$250

1911 10c ultramarine, l.h., well centered with large margins on all sides, rich color, with photocopy of a 2020 PSAG for a block of four from which it originated, graded "95" (SMQ $200) (Cat No. E8) (Image)

Est.$100

1911 10c ultramarine, l.h., well centered with wide margins, with photocopy of a 2020 PSAG certificate for a block of four from which it originated, graded "95" (SMQ $200) (Cat No. E8) (Image)

Est.$100

1911 10c dark ultramarine, bottom Plate No. Block of six, n.h., exceptionally well centered and fresh, couple of natural perf. indents and light pencil marks on back, tiny staple hole in margin of the upper right stamp, otherwise v.f. and beautiful plate block, cat. $2500 (Cat No. E8) (Image)

Cat. $2500, Est.$500

1914 10c ultramarine, bottom plate number block of six, two top stamps hinged, some natural wrinkles, fine, cat. $3000 (Cat No. E9) (Image)

Cat. $3000, Est.$800

1916 10c pale ultramarine, left sheet margin part imprint single, n.h., well centered, with 2018 PFC for a strip of three from which this came (SMQ $925) (Cat No. E10) (Image)

Est.$600

1917 10c ultramarine, Top Plate No. Block of six, n.h., post office fresh, fine-v.f., cat. $340 (Cat No. E11) (Image)

Cat. $340, Est.$100