1912 50c violet, l.h., well centered, v.f., with 2020 PFC, cat. $225 (Cat No. 422) (Image)

Cat. $225, Est.$150

1914 5c blue, n.h., well centered with wide margins, fresh color, v.f., with photocopy of a 2018 PSE certificate for a block of six from which this originated, cat. $75 (Cat No. 428) (Image)

Cat. $75, Est.$150

1914 4c brown, horizontal guide line pair, n.h., well centered, with 2021 PSE certificate graded "VF 80" (SMQ $1,550) (Cat No. 446) (Image)

Est.$1,500

1914 5c blue, horizontal pair, used, wide margins, fine, with 2019 PSE certificate, cat. $375 (Cat No. 447) (Image)

Cat. $375, Est.$150

1915 2c carmine, vertical joint line pair, n.h., well centered for this difficult line pair, fine, with 2018 PFC, cat. $550 (Cat No. 450) (Image)

Cat. $550, Est.$250

1915 $1 violet black, used, well centered with wide margins, with 2020 PFC graded "XF 90" (SMQ $325) (Cat No. 460) (Image)

Est.$250

1916 50c light violet, bottom margin plate number single, l.h., well centered, v.f., with a photocopy of a 2020 PFC for a block of four from which this came, cat. $850 (Cat No. 477) (Image)

Cat. $850, Est.$650

1916 $1 violet black, n.h., fine, with a photocopy of a 2020 PFC for a block of four from which this originated, cat. $1400 (Cat No. 478) (Image)

Cat. $1400, Est.$400