50c-$5.00 Columbian (240-245). Five covers, including 50c and $1.00 on registered 2c Columbia (Image)

$ 13,750.00

2c Red, Ty. IV (279B). Tied by neat strike of "Tahlequah Ind. T. Aug. 31 1900 9 AM" duplex on (Image)

E. $ 300-400

2c Red, Ty. IV (279B). Used with Hong Kong, 5c Ultramarine (40), tied together by " (Image)

E. $ 200-300

2c Red, Ty. IV (279B). Tied by purple "PAQUEBOT" straightline handstamp on cover fr (Image)

E. $ 150-200

1c Trans-Mississippi (285). Horizontal pair, both stamps with toning, cancelled by Spanish (Image)

E. $ 300-400

1c-10c Pan-American (294-299). Complete set tied by small target cancels on registered cov (Image)

E. $ 400-500

2c Pan-American (295). Vignette shifted upward, tied by "Buffalo N.Y. May 1, 1901" Pan-Ame (Image)

E. $ 4,000-5,000

2c Pan-American (295). Horizontal pair, s.e. at top, tied by "Buffalo N.Y. Transit May 1 0 (Image)

E. $ 2,000-3,000

2c Pan-American (295). Tied by "Milwaukee, Wis. May 1, 1901 9:30PM" First Day machine (Image)

E. $ 750-1,000

1c-10c Louisiana Purchase (323-327). Complete set, cancelled by targets on illustrated regist (Image)

E. $ 1,000-1,500

1c-10c Louisiana Purchase (323-327). Complete set tied by New York registered oval datestamps (Image)

E. $ 750-1,000

1c Jamestown (328). Vertical pair, tied by "Norfolk Va. Exposition Sta. Nov. 6, 1907" duplex (Image)

E. $ 300-400

2c Carmine, Coil, 3c Purple, Ty. IV (413, 530). Both tied by Philadelphia Pa. machine cancels (Image)

E. $ 300-400

2c Red, Ty. I, Coil (449). Tied by "Chicago Ill. Dec. 11 3-PM 1915" wavy-line machine cancel (Image)

$ 1,500.00

2c Red, Ty. I, Coil (449). Choice centering, tied by "Providence R.I. Mar. 8 7-30P, 1916" fla (Image)

$ 1,500.00

5c Rose, Error (505). Single error at the center of a block of nine, cancelled and tied by fi (Image)

E. $ 7,500-10,000

5c Rose, Error (505). Rich color, tied by well-struck "Albion Mich. Oct. 24, 1917" duplex can (Image)

$ 2,250.00

5c Rose, Error (505). Deep shade, tied by "Atlantic City N.J. Apr. 20 1-PM 1917" wavy-line ma (Image)

$ 2,250.00

1c Green, Rotary Perf 11 (544). Rich color, tied by "Boston Mass. Dec. 29, 1922" machine canc (Image)

$ 7,500.00

2c White Plains Souvenir Sheet (630). Cancelled and tied by multiple strikes of violet "New Y (Image)

$ 1,800.00

1c-10c Kans., Nebr. Overprints (658-679). Tied by bold strikes of "Washington D.C. May 1, 192 (Image)

E. $ 750-1,000

$1.00-$5.00 Presidential (832-834), Covers and Parcel Tags. Seven covers with one or more $1.

E. $ 300-400

1-1/2c-$1.00 Presidential (803/832), Solo Uses on Cover. Over 70 solo commercial uses, from 1

E. $ 1,000-1,500

Presidential Issue Used to Foreign Destinations. 29 covers using one or more Presidential val

E. $ 500-750

Dorothy Knapp WWII Hand-Painted Series. Eighteen covers, represented by her item Nos. 1-3, 5- (Image)

E. $ 3,000-4,000