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 546, 1921, 2 C. Washington, without watermark, perforated L 11, rotary printing (W2), rest of hinges, superb, $ 105 (Image)

Scott 560, 1923, 8 C. Grant in the block of four, the lower pair mint never hinged, superb (Image)

Scott 570, 1931, 50 C. Monument of the unknown soldiers block of four, mint never hinged, superb (Image)

Scott 584, 1925, 3 C. Lincoln, perforated L 10, in the plates block of four, the two of them lower values mint never hinged, superb (Image)

Scott 591, 1925, 10 C. Monrö, perforated L 10, block of four, mint never hinged, superb (Image)

Scott 645 / 6, 1928, Valley Forge and Monmouth, always in the mint never hinged element, superb, $95. (Image)

Scott 647 / 8, 1928, Hawaii in block of four, mint never hinged, superb, $ 115 (Image)

Scott 680-82, 1929 / 30, 3 various mint never hinged plates block of four, superb (Image)

Scott C 15, 1930, 2.60 $ Chicago flight, superb cover (Image)

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

16.7.1931, Endres-flight "NEW YORK - BUDAPEST", 1 $ private special card and 1 C. Additional franking, green special cancel "JUSTICE FOR HUNGARY", 5182 km long Nonstop-flight, superb postcard (because crash landing by Papa creasely), RR! Müller 341 (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)

1937, letter with single circle postmark from 4. Regiment of the US-navy-Corps from Shanghai, very fine (Image)

1952, fieldpost letter from Athen about the American consulate to the field post office 206 in New York, with single circle postmark "FORCE POSTAL SERVICE / A. P. O. / 206", superb (Image)

1956, Air field postal service letter the US flyer troops from Taiwan about the US head field post office A. P. O. 63 from San Francisco to Michigan, with single circle postmark "AIR FORCE, superb (Image)

1959, airmail postal stationery cover with single circle postmark "ARMY AIR FORCE POSTAL SERVICE / APO", superb (Image)