United States
Scott #647-648 1928
2c and 5c Hawaii 1928 Washington, D.C. First Day Airmail Envelope to New York, N.Y. Washington sticker as cachet.
Ink address.
$35.00 Item #USA0648C01
add to cart

United States
Scott #649-650 1928
2c and 5c Aeronautical Conference 1928 Washington, D.C. International Civil Aeronautics Conference slogan to Andover, Mass. Uncacheted.
Rubberstamp Address.
$10.00 Item #USA0649C01
add to cart

United States
Scott #649-650 1928
2c and 5c Aeronautical Conference 1928 Washington, D.C. International Civil Aeronautics Conference slogan t H.A. Robinette Local Use. Uncacheted.
Typewritten Address.
$12.50 Item #USA0649C2
add to cart

United States
Scott #649-650 1928
2c and 5c Aeronautical Conference 1928 Washington, D.C. International Civil Aeronautics Conference slogan to New York, N.Y. Uncacheted.
Typewritten Address.
$12.50 Item #USA0649C3
add to cart

United States
Scott #649-650 1928
2c and 5c Aeronautical Conference.
Unused lightly hinged with gum stain.
$1.50 Item #USA0649S06
add to cart

United States
Scott #649 1928
2c Aeronautics Conference Block.
Unused hinged with two never hinged.
$4.30 Item #USA0649S14
add to cart

United States
Scott #649 1928
2c Aeronautics Conference Block with Plate 19664.
Mint never hinged.
$6.00 Item #USA0649S18
add to cart

United States
Scott #649 1928
2c Aeronautics Conference.
Mint never hinged.
$1.00 Item #USA0649S22
add to cart

United States
Scott #649 1928
2c Aeronautics Conference.
Mint never hinged.
$1.30 Item #USA0649S23
add to cart

United States
Scott #649 1928
2c Aeronautics Conference.
Mint never hinged.
$1.00 Item #USA0649S25
add to cart

United States
Scott #649 1928
2c Aeronautics Conference well centered.
Unused lightly hinged.
$2.50 Item #USA0649S26
add to cart

United States
Scott #649 1928
2c Aeronautics Conference well centered.
Mint never hinged.
$2.50 Item #USA0649S29
add to cart

United States
Scott #649-650 1928
2c and 5c Aeronautics Conference.
Mint never hinged.
$6.50 Item #USA0649S30
add to cart

United States
Scott #649 1928
2c Aeronautical Conference 1928 Green Illustrated Washington, D.C. International Civil Aeronautics Conference Dec. 12-14, 1928. First Day to Birmingham, England. Congress of the United States Ackerman M.C. corner card. LEGAL SIZE.
Typewritten Address.
$55.00 Item #USA0649W01
add to cart

United States
Scott #650 1928
2c and 5c Aeonautical Conference 1928 Green Illustrated Washington, D.C. International Aeronautical Conference Dec. 12-14, 1928 First Day Airmail Envelope to Pittsburg, Pa. Uncacheted.
Rubberstamp Address.
$25.00 Item #USA0650C02
add to cart

United States
Scott #650 1928
2c and 5c Aeonautical Conference 1928 Green Illustrated Washington, D.C. International Aeronautical Conference Dec. 12-14, 1928 First Day Airmail Envelope to Pittsburg, Pa. Uncacheted.
Rubberstamp Address.
$25.00 Item #USA0650C03
add to cart

United States
Scott #650 1928
5c Aeronautical Conference 1928 Green Illustrated Washington, D.C. International Civil Aeronautcs Conference Dec. 12-14, 1928 Airmail Envelope to Kansas City, Mo. General Purpose rubberstamp First Day of Issue cachet.
Typewritten Address.
$15.00 Item #USA0650C05
add to cart

United States
Scott #650 1928
5c Aeronautics Conference 1928 Washington, D.C. International Civil Aeronautics Conference Dec. 12-14, 1928 slogan Local Use. Uncacheted.
Typewritten Address.
$10.00 Item #USA0650C3
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$1.80 Item #USA0650S10
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$1.75 Item #USA0650S15
add to cart

United States
Scott #650 1928
5c Aeronautics Conference Block.
Unused hinged with two never hinged and gum crease.
$10.00 Item #USA0650S16
add to cart

United States
Scott #650 1928
5c Aeronautics Conference Block with Plate 19661.
Mint never hinged.
$20.00 Item #USA0650S20
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused lightly hinged.
$3.40 Item #USA0650S22
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$2.45 Item #USA0650S28
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$2.45 Item #USA0650S29
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$1.80 Item #USA0650S30
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$1.20 Item #USA0650S32
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Mint never hinged.
$1.70 Item #USA0650S36
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$2.35 Item #USA0650S37
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$3.40 Item #USA0650S40
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$2.25 Item #USA0650S41
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$1.70 Item #USA0650S43
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$2.45 Item #USA0650S44
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Used.
$2.45 Item #USA0650S46
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
mint never hinged with natural gum crease.
$2.40 Item #USA0650S47
add to cart

United States
Scott #650 1928
5c Aeronautics Conference.
Unused hinged.
$1.70 Item #USA0650S48
add to cart

United States
Scott #650 1928
5c Aeronautics Conference Block.
Mint never hinged.
$5.25 Item #USA0650S49
add to cart

United States
Scott #702 1931
2c Red Cross Block 1931 Dansville, N.Y. First Day Airmail on Airmail Envelope to Oakland, Calif. Uncacheted.
Ink address.
$12.50 Item #USA0702C01
add to cart

United States
Scott #771 1935
16c Great Seal Special Delivery Airmail Special Printing Imperforate Block 1935 Washington, D.C. First Day to London, England. Unlisted Rice cachet.
Ink address.
$50.00 Item #USA0771C02
add to cart

United States
Scott #771 1935
16c Great Seal Special Delivery Airmail Special Printing Imperforate Center Line Block 1935 Washington, D.C. Benjamin Franklin Sta. First Day to Shanghai, China. Air Mail Envelope.
Typewritten Address.
$100.00 Item #USA0771C03
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. First Day of Issue to San Leandro, Calif. Ioor cachet Mellone #1.
Pencil address.
$9.00 Item #USA0934C08
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. First Day of Issue to San Leandro, Calif. Ioor cachet Mellone #1.
Pencil address.
$9.00 Item #USA0934C09
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. to Hollywood, Calif. Crosby Cachet Mellone 934-47.
Typewritten Address.
$20.00 Item #USA0934C1
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. First Day of Issue to San Leandro, Calif. Ioor cachet Mellone #1.
Pencil address.
$9.00 Item #USA0934C10
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. Unaddressed. Bi-Color Craft Cachet Mellone 934-3.
Unaddressed.
$8.00 Item #USA0934C3
add to cart

United States
Scott #934 1945
3c Army 1945 Washington, D.C. to San Pedro, Calif. Crosby Cachet Mellone 934-38.
Pencil address.
$20.00 Item #USA0934C4
add to cart

United States
Scott #947 1947
3c Stamp Centenary 1947 New York, N.Y. Centenary International Philatelic Exhibition Station. First Day. Fluegel cachet Mellone 28.
Unaddressed.
$5.00 Item #USA0947C04
add to cart

United States
Scott #947 1947
3c Stamp Centenary 1947 New York, N.Y. Centenary International Philatelic Exhibition Station to Des Moines, Iowa. Fidelty cachet Mellone 86.
Ink address.
$6.00 Item #USA0947C05
add to cart

United States
Scott #947 1947
3c Stamp Centenary Plate #23597 Block 1947 New York, N.Y. Centenary International Philatelic Exhibition Station. First Day. Art Craft cachet Mellone #24.
Unaddressed.
$7.50 Item #USA0947C06
add to cart

United States
Scott #947 1947
3c Stamp Centenary Plate #23597 Block 1947 New York, N.Y. Centenary International Philatelic Exhibition Station. First Day. Art Craft cachet Mellone #27.
Unaddressed.
$7.50 Item #USA0947C07
add to cart