1862 1c red, set of four (Express, Playing Cards, Proprietary and Playing Cards) plate proofs on card in blocks of four, v.f., cat. $850 (Cat No. R1-4P4) (Image)

Cat. $850, Est.US$300

1862 10c blue, set of six (Bill of Lading, Certificate, Contract, Foreign Exchange, Inland Exchange and Power of Attorney) plate proofs on card in blocks of four, v.f., cat. $840 (Cat No. R32-37P4) (Image)

Cat. $840, Est.US$300

1898 $1 dark green, hybrid large die proof india, v.f. (Cat No. R173P1) (Image)

Est.US$500

1898 $3 dark brown, hybrid large die proof in issued color, v.f., cat. $600 (Cat No. R174P1) (Image)

Cat. $600, Est.US$300

1898 $5 orange red, hybrid large die proof in issued color, v.f., cat. $600 (Cat No. R175P1) (Image)

Cat. $600, Est.US$300

1898 $10 black, hybrid large die proof in issued color, v.f., cat. $600 (Cat No. R176P1) (Image)

Cat. $600, Est.US$300

1898 $30 red, hybrid large die proof in issued color, cat. $600 (Cat No. R177P1) (Image)

Cat. $600, Est.US$300

1898 $50 hybrid large die in gray brown, v.f. (Cat No. R178P1) (Image)

Est.US$750

1954 $1,000 carmine, complete booklet containing pane of four stamps, unused without gum as issued, v.f., rare, cat. $1200 (Cat No. R684) (Image)

Cat. $1200, Est.US$750

1958 $2,500 carmine, complete booklet of ten panes (face value a remarkable $100,000), without gum as issued, stapled at left, with "Book No.24" and serial Numbers "000921 to 000960", v.f. and scarce (catalogue value for ten panes) cat. $6000 (Cat No. R730a) (Image)

Cat. $6000, Est.US$5,000

1947 5bbl black on blue paper, block of four, unused without gum as issued, v.f. (catalogued as singles) cat. $320 (Cat No. REA194) (Image)

Cat. $320, Est.US$200

1947 5bbl black and 10 bbl black on blue paper, and 100bbl carmine on white paper, horizontal pairs, unused without gum, v.f., cat. $660 (Cat No. REA194-195,197) (Image)

Cat. $660, Est.US$200

1935 $1 rose lake, bottom right Plate No. 131982 block of six, n.h., deep rich color, unusually fresh and well centered, v.f., scarce (this issue shows Canvasback Ducks taking flight. These ducks are a diving species which are highly migratory in the United States), cat. $12500 (Cat No. RW2) (Image)

Cat. $12500, Est.US$6,000

1964 $3.00 multicolored, complete unfolded sheet of 30, left Plate No.168629, n.h., v.f., scarce sheet (catalogued as Plate Block and singles) cat. $4350 (Cat No. RW31) (Image)

Cat. $4350, Est.US$2,000