1914 2c red, horizontal guide line pair, used, nicely centered, with 2017 PFC graded "VF 80" (Cat No. 454) (Image)

Est.$400

1916 4c orange brown, block of six, n.h., well centered, v.f., with 2013 PSE certificate for a block of eight from which this originated (catalogue value for singles) cat. $480 (Cat No. 465) (Image)

Cat. $480, Est.$300

1916 30c orange red, Plate 6917, position 31, natural straight edge at left, exceptionally well centered, wide margins all around, v.f., appears n.h., with 1972, 1991 and 2018 PFCs (last one stating "previously hinged"). A rare stamp (Cat No. 476A) (Image)

Est.$2,500

1917 5c rose, single stamp in horizontal strip of three with two 2c stamps, n.h., well centered, fresh color, v.f., with 2007 PSE certificate (Cat No. 505) (Image)

Est.$500