Scott 95 / 6, 1867, 5 C. "jefferson" and 10 C. "Washington", both grill impression, together on piece, perforation fault, very fine, $ 1150 (Image)

Scott 97, 1861, 12 C. "Washington", grill impression, without gum, superb, signed Hartmann, $ 1100.- (Image)

Scott 239, 1893, 30 C "Columbus world exhibition", rest of hinge, small rubbed spot on face otherwise superb, $ 240 (Image)

Scott 387, 1910, 1 C. "Franklin", watermark 2, vertical perforated 12, rest of hinge, superb, $ 190 (Image)

Scott 551-58, 1922-25, ½ C. - 6 C. "important personalities", perforated L 11, 8 block of four, of it 3 with plate number, superb (Image)

Scott 566, 1922, 15 C. "Statue of liberty" in the plates block of four, the two of them lower values mint never hinged, superb (Image)

Scott 581 / 2, 585, 1925, 1, 1 ½ and 4 C. "important personalities", perforated L 10, in block of four, in each case the two of them lower values mint never hinged, superb (Image)

Scott 586-90, 1925, 5 - 9 C. "important personalities", perforated L 10, in mint never hinged block of four, superb (Image)

Scott 618, 2 C. "lexington concord" in the mint never hinged block of six with plate number, $ 90.- (Image)

Scott 647 / 8, 1928, "Hawaii" in block of four with plate numbers, mint never hinged, superb, $ 650 (Image)

Scott 654 / 5, 1929, 2 C. "edison" and "Sullivan", always in mint never hinged block of six with plate number, superb, $ 77.50 (Image)

From Scott 1633-2838, 1976-94, 8 various mint never hinged sheet respectively double units, almost only superb condition, $ 264.50 (Image)

Scott C 21 / 2, 1937, "Manila Hong Kong" in block of four, very fine set mint never hinged, $ 90 (Image)

1929, park city, Utah, snowstorm crash mail, 2 covers, in each case with a catastrophes cancel, very fine (Image)

1.7.1924, 8 C. On Trouis Continentalnachtflugbrief "NEWARK CHICAGO" with adhesive label "Via Airplane", superb, Müller 194 d (Image)

20.5.1928, first transatlantic flight East-west, USA welcome flight, superb (Image)

1928, 2 C. "cross-country Aeronautic conference" (3 x Michel number 314) with the rarely brothers Wright privat overprint "KITTY HAWK N. C. " on air mail letter, superb (Image)

1936 / 8, "brothers Wright" - first flight anniversary 17.12.1903, 2 Wright Memorriam flight letters, in addition to it 2 private Wright remember sheets, superb (Image)

1936 / 43, "brothers Wright anniversary", 2 air mail letters with special cachets to the presidents Roosevelt, with enclosed lot folder of the Harmer auction 1946, New York, superb (Image)

1934-52, interesting lot of 7 partly better documents, condition varies, inspect! (Image)

1898, patriotically letter with machinery cancel from jacksonville / Florida and letter contents from the camp "camp Cuba Libre", very fine (Image)

1919, Field postal service oval rhombus "U. S. ARMY POSTAL SERVICE / No. 770" and US censorship cancel with notation of the military Preceded on Field postal service printed form letter "AMERICAN / Y. M. C. A. " and "SOLDIER`S MAIL", very fine (Image)

1929, single circle postmark "U. S. Navy CORPS port AU PRINCE" on Field airmail letter from Haiti, superb (Image)

1931, fieldpost letter with 15 C. "airmail stamp" cancelled by cancel of the 5. Navy-regiment, from Managua / Nicaragua to California / USA, superb (Image)

1936, letter with single circle postmark of the US gunboats "U. S. S. ERIE" and cancellation "Thanksgiving Le Havre", superb (Image)