1851 3c Washington, Essay by Bradbury, Wilkinson & Co., in deep green on stamp paper, fresh and v.f., cat. $1250 (Cat No. 11-E5a) (Image)

Cat. $1250, Est.$750

1851 3c Washington, Essay by Bradbury, Wilkinson & Co., in deep carmine on stamp paper, fresh and v.f., cat. $1250 (Cat No. 11-E5a) (Image)

Cat. $1250, Est.$750

1851 3c Washington, Essay by Bradbury, Wilkinson & Co., in brown on stamp paper, fresh and v.f., cat. $1250 (Cat No. 11-E5a) (Image)

Cat. $1250, Est.$750

1851 10c green, type I, used, margins all around, fresh deep color, v.f., with photocopy of 2004 PFC for a pair from which this originated, cat. $800 (Cat No. 13) (Image)

Cat. $800, Est.$300

1851 10c green, type I, lightly canceled, margins all around, small thin spots, otherwise fine, with 1988 PFC, cat. $800 (Cat No. 13) (Image)

Cat. $800, Est.$150

1851 10c green, type II, black cds, large margins all around, with 2017 PFC graded "VF 80" (SMQ $160) (Cat No. 14) (Image)

Est.$100