1914 1c green, perf. 12x10, small h.r., pencil notations on back, centered to top as usual, fresh color, with 1999 PSE certificate (catalogue number has changed from 424a to current 423A) (the Siegel census of Scott 423A contains nine unused singles, two vertical pairs and two unused blocks of four, for a total of 21 unused copies. The Scott Catalogue states in a footnote to this issue "Value for unused is for a sound stamp with perfs touching or just cutting the design.") cat. $12500 (Cat No. 423A) (Image)

Cat. $12500, Est.US$2,500

1914 2c rose red, compound perf. 12x10, type I, used, well centered for this especially difficult stamp, small corner crease at bottom left, otherwise v.f., only 32 copies recorded (one unused) and the vast majority of them are faulty, with 1989 PFC (listed at that time as 425d) cat. $12500 (Cat No. 423B) (Image)

Cat. $12500, Est.US$5,000

1914 1c green, vertical pair imperf. horizontally, used, v.f., with 1964 PFC, ex-Stollnitz, cat. $2750 (Cat No. 424c) (Image)

Cat. $2750, Est.US$500

1914 2c carmine, complete unexploded 49c booklet with 4 panes of 6x2c, "425j" ink notation on front cover, panes v.g. and fresh (BK 45, $1,000) (Cat No. 425e) (Image)

Est.US$200

1914 2c carmine, complete unexploded 97c booklet with 8 panes of 6x2c, minor back cover creases, panes fresh and fine-v.f. (BK 46, $1,250) (Cat No. 425e) (Image)

Est.US$300

1914 4c brown, bottom margin plate number block of six. n.h., wide margins, few natural wrinkles, v.f., cat. $775 (Cat No. 427) (Image)

Cat. $775, Est.US$200

1914 50c violet, l.h., well centered with wide margins, v.f., with 1991 PFC, cat. $450 (Cat No. 440) (Image)

Cat. $450, Est.US$200

1914 50c violet, vertical pair, used with 12c on parcel receipt, with "Apr. 14. 1916" Dallas cancels, possibly the earliest documented usage, fine (Cat No. 440) (Image)

Est.US$250

1914 2c carmine, horizontal guide line pair, l.h., well centered with wide margins, with 2007 PSE certificate graded "XF-Sup 95" (SMQ $950) (Cat No. 444) (Image)

Est.US$400

1914 3c violet, horizontal guide line pair, l.h., fresh color, fine, with 1988 PFC, cat. $1200 (Cat No. 445) (Image)

Cat. $1200, Est.US$400

1914 4c brown, horizontal paste-up pair, n.h., fine, with 2003 PFC (catalogued as n.h. pair) cat. $600 (Cat No. 446) (Image)

Cat. $600, Est.US$200

1914 4c brown, horizontal pair, Los Angeles, Ca. cancel, fine, with 1988 PFC, cat. $750 (Cat No. 446) (Image)

Cat. $750, Est.US$200

1914 4c brown, horizontal guide line pair, used, v.f. and rare, with 2002 PFC, cat. $1250 (Cat No. 446) (Image)

Cat. $1250, Est.US$400

1914 2c red, coil single, used, fine, with 1992 PFC, cat. $650 (Cat No. 449) (Image)

Cat. $650, Est.US$250

1914 2c red, canceled by Detroit, Mich machine wavy line pmk on window envelope, corner card Williams Davis Brooks Hinchman Sons, Dec. 21, 1915 cds alongside (Earliest Documented Use on cover), fine, with 1991 PFC (catalogued as single on cover) cat. $1500 (Cat No. 449) (Image)

Cat. $1500, Est.US$500

1914 2c carmine rose, horizontal joint line strip of four, all four stamps l.h., bright color, fine, with 2004 PFC, cat. $955 (Cat No. 453) (Image)

Cat. $955, Est.US$300

1914 3c violet, horizontal joint line strip of four, h.r., nice color, v.f., with 2013 PSAG certificate (catalogued as a joint line pair and two singles) cat. $1800 (Cat No. 456) (Image)

Cat. $1800, Est.US$500

1914 3c violet, horizontal pair, blue crayon cancel, well centered, with 1995 PFC and 2014 PSE certificate, the latter graded "XF 90" (SMQ $1,000) (Cat No. 456) (Image)

Est.US$500

1914 2c carmine, imperforate coil single, lightly canceled, margins all around, v.f., extremely rare, with 1985 PFC, cat. $1300 (Cat No. 459) (Image)

Cat. $1300, Est.US$500

1915 $1 violet brown, Perf. 10, used block of four, well centered, v.f., with 2001 PFC, cat. $750 (Cat No. 460) (Image)

Cat. $750, Est.US$250

1915 2c pale carmine red, top margin plate number "7265" block of six, hinged in the ungummed portion of the selvage (stamps n.h.), fine, cat. $1500 (Cat No. 461) (Image)

Cat. $1500, Est.US$500

1915 2c pale carmine red, bottom margin single, tied by machine cancel on cover from Philadelphia to Indiana, fine, with a photocopy of a 1987 PFC, cat. $1200 (Cat No. 461) (Image)

Cat. $1200, Est.US$400

1916 5c carmine, single error in 2c block of nine, hinged at top and bottom (error n.h.), v.f., cat. $900 (Cat No. 467) (Image)

Cat. $900, Est.US$350

1916 10c orange yellow, n.h., well centered, bright color, with 2002 PSE certificate graded "XF 90" (SMQ $450) (Cat No. 472) (Image)

Est.US$200

1916 20c light ultramarine, used with 1c green, each with Perfin "NCB" (National City Bank), both tied by "Wall Street Station, N.Y." double-oval on registered cover with preprinted address to Stockholm, Sweden at 11c for 3 oz. plus 10c registry fee, purple "New York, N.Y. (Wall Street) Registered, Apr 13, 1917" backstamps, Stockholm (5.9) arrival cds, backflap with "Opened By Censor, 183" label, small edge flaws, fine and rare on cover, cat. $725 (Cat No. 476) (Image)

Cat. $725, Est.US$150