1917 5c rose, single error in 2c sheet of 100, n.h., some gum skips away from the error and its surrounding stamps, fine (catalogued as an error in a block of nine) cat. $1000 (Cat No. 505) (Image)

Cat. $1000, Est.US$400

1918 $5 deep green & black, n.h., large, even margins all around, with 1999 PFC, also 2022 PSE certificate, graded "Superb 98" (SMQ $2,650) (Cat No. 524) (Image)

Est.US$1,500

1918 $5 deep green & black, n.h., with 2009 PSE certificate, graded "XF 90" (SMQ $550) (Cat No. 524) (Image)

Est.US$250

1918 $5 deep green & black, top Plate No. single, stamp n.h. (hinged in selvage only), with 2016 PSE certificate, cat. $340 (Cat No. 524) (Image)

Cat. $340, Est.US$150

1920 $2 carmine & black, n.h., with 2009 PSE certificate, graded "XF 90" (SMQ $475) (Cat No. 547) (Image)

Est.US$250

1922 1/2c-50c, twenty large die proofs, die sunk on card, most 152x120mm (two 152x114), india slightly trimmed, some with slight toning, otherwise fine-v.f. and rare group of large die proofs, cat. $22000 (Cat No. 551-570P1,622P1) (Image)

Cat. $22000, Est.US$5,000

1926 2c carmine, joint-line pair, n.h., fine, with 1977 PFC, cat. $500 (Cat No. 599A) (Image)

Cat. $500, Est.US$150

1926 White Plains souvenir sheet, n.h., fine-v.f., cat. $500 (Cat No. 630) (Image)

Cat. $500, Est.US$150

1926 White Plains souvenir sheet, n.h., well centered, v.f., cat. $500 (Cat No. 630) (Image)

Cat. $500, Est.US$200