United States
Scott #C27 1941
10c Transport Airmail 1941 Atlantic City, N.J. American Air Mail Society Convention Station. First Day to Boston, Mass. House of Farnam cachet Mellone #12.
Pencil address.
$5.00 Item #USAC027C17
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United States
Scott #C27 1941
10c Transport Plate 22757 Block Upper Left.
Mint never hinged.
$4.50 Item #USAC027S07
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United States
Scott #C27 1941
10c Transport.
Mint never hinged.
$1.00 Item #USAC027S08
add to cart

United States
Scott #C27 1941
10c Transport.
Mint never hinged.
$1.00 Item #USAC027S09
add to cart

United States
Scott #C27 1941
10c Transport.
Mint never hinged.
$1.00 Item #USAC027S10
add to cart

United States
Scott #C27 1941
10c Transport.
Mint never hinged.
$1.00 Item #USAC027S11
add to cart

United States
Scott #C27 1941
10c Transport.
Mint never hinged.
$1.00 Item #USAC027S12
add to cart

United States
Scott #C28 1941
15c Transport 1941 Baltimore American Philatelic Society Convention Station Airmail to Norwood, Pa. Fidelity Stamp Co. cachet Mellone C29-12 unlisted for C28.
Typewritten Address with crease.
$12.50 Item #USAC028C04
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United States
Scott #C28 1941
15c Transport Airmail 1941 Baltimore, Md. American Philatelic Society Convention Station to Angola, Indiana. First Day. Unknown cachet Mellone #31.
Typewritten Address.
$7.00 Item #USAC028C05
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United States
Scott #C28 1941
15c Transport 1941 Baltimore, Md. American Philatelic Society Convention Station. First Day Airmail to Waterville, Ohio. Unlisted Ioor cachet. See Mellone C29-12.
Typewritten Address.
$5.00 Item #USAC028C06
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United States
Scott #C28 1941
15c Transport 1941 Balitmore, Md. American Philatelic Society Convention Station Airmail to Sac City, Iowa. First Day. Artcraft cachet Mellone #3.
Typewritten Address.
$5.50 Item #USAC028C07
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United States
Scott #C28 1941
15c Transport Airmail 1941 Philadelphia, Pa. American Philatelic SocietyConvention Sta. First Day to Berwyn, Ill. Cachet Craft cachet Mellone #9.
Typewritten Address.
$5.00 Item #USAC028C08
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United States
Scott #C28 1941
15c Transport.
Mint never hinged.
$1.60 Item #USAC028S02
add to cart

United States
Scott #C28 1941
15c Transport Plate 22765s Block Lower Right.
Mint never hinged.
$7.50 Item #USAC028S03
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United States
Scott #C28 1941
15c Transport well centered.
Mint never hinged.
$4.90 Item #USAC028S08
add to cart

United States
Scott #C28 1941
15c Transport well centered.
Mint never hinged.
$2.50 Item #USAC028S09
add to cart

United States
Scott #C28 1941
15c Transport.
Mint never hinged.
$1.60 Item #USAC028S10
add to cart

United States
Scott #C28 1941
15c Transport well centered.
Mint never hinged.
$5.00 Item #USAC028S13
add to cart

United States
Scott #C28 1941
15c Transport.
Unused hinged.
$1.00 Item #USAC028S15
add to cart

United States
Scott #C28 1941
15c Transport.
Mint never hinged.
$1.60 Item #USAC028S16
add to cart

United States
Scott #C28 1941
15c Transport well centered.
Mint never hinged.
$2.50 Item #USAC028S17
add to cart

United States
Scott #C28 1941
15c Transport.
Mint never hinged.
$1.60 Item #USAC028S18
add to cart

United States
Scott #C28 1941
15c Transport Block.
Mint never hinged.
$6.30 Item #USAC028S19
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United States
Scott #C28 1941
15c Transport with Plate 22765.
Mint never hinged.
$1.70 Item #USAC028S20
add to cart

United States
Scott #C28 1941
15c Transport.
Mint never hinged.
$1.60 Item #USAC028S21
add to cart

United States
Scott #C28 1941
15c Transport Plate 22765 Block Lower Left.
Mint never hinged.
$7.50 Item #USAC028S22
add to cart

United States
Scott #C29 1941
20c Transport 1941 Philadelphia Society of Philatelic Americans Convention Sta. Airmail to Norwood, Pa. House of Farnam cachet Mellone C29-9.
Typewritten Address.
$7.50 Item #USAC029C01
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United States
Scott #C29 1941
20c Transport 1941 Atlantic City Society of Philatelic Americans Convention Sta. Airmail to Chicago, Ill. Cachet Craft cachet Mellone C25a-8 unlisted for C29.
Typewritten Address.
$25.00 Item #USAC029C03
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United States
Scott #C29 1941
20c Transport 1941 Philadelphia Society of Philatelic Americans Convention Sta. Airmail to Mt. Carrol, Ill. Ioor cachet Mellone C30-14 unlisted for C29.
Typewritten Address.
$7.50 Item #USAC029C07
add to cart

United States
Scott #C29 1941
20c Transport Airmail 1941 Philadelphia, Pa. Society of Philatelic Americans Convention Sta. First Day to Sacramento, Calif. Ioor cachet Mellone C29-15.
Typewritten Address.
$5.00 Item #USAC029C09
add to cart

United States
Scott #C29 1941
20c Transport Airmail 1941 Philadelphia, Pa. Society of Philatelic Americans Convention Sta. First Day to Spring Grove, Pa. Anderson cachet Mellone C29-1.
Typewritten Address.
$7.00 Item #USAC029C11
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United States
Scott #C29 1941
20c Transport Airmail 1941 Philadelphia, Pa. Society of Philatelic Americans Convention Sta. First Day to Berwyn, Ill. Cachet Craft cachet Mellone #C28-9.
Typewritten Address.
$5.00 Item #USAC029C12
add to cart

United States
Scott #C29 1941
20c Transport Plate 22760 Block Lower Left.
Mint never hinged.
$7.50 Item #USAC029S04
add to cart

United States
Scott #C29 1941
20c Transport Plate 22760 Block Upper Left.
Mint never hinged.
$7.50 Item #USAC029S06
add to cart

United States
Scott #C29 1941
20c Transport Plate 22760 Block Lower Left.
Mint never hinged.
$7.50 Item #USAC029S07
add to cart

United States
Scott #C29 1941
20c Transport Plate 22761 Block Lower Right.
Mint never hinged.
$7.50 Item #USAC029S08
add to cart

United States
Scott #C29 1941
20c Transport.
Mint never hinged.
$1.60 Item #USAC029S09
add to cart

United States
Scott #C29 1941
20c Transport.
Mint never hinged.
$1.60 Item #USAC029S12
add to cart

United States
Scott #C29 1941
20c Transport well centered.
Mint never hinged.
$3.50 Item #USAC029S16
add to cart

United States
Scott #C29 1941
20c Transport Plate 22760 Block.
Mint never hinged.
$7.50 Item #USAC029S17
add to cart

United States
Scott #C29 1941
20c Transport.
Unused hinged.
$1.00 Item #USAC029S18
add to cart

United States
Scott #C29 1941
20c Transport well centered.
Mint never hinged.
$2.50 Item #USAC029S19
add to cart

United States
Scott #C29 1941
20c Transport.
Mint never hinged.
$1.60 Item #USAC029S20
add to cart

United States
Scott #C29 1941
20c Transport.
Mint never hinged.
$1.60 Item #USAC029S21
add to cart

United States
Scott #C29 1941
20c Transport.
Mint never hinged.
$1.60 Item #USAC029S23
add to cart

United States
Scott #C30 1941
30c Transport 1941 Kansas City Trans Mississippi Philatelic Society Convention Sta. Airmail to Norwood, Pa. House of Farnam cachet Mellone C30-12.
Typewritten Address.
$7.50 Item #USAC030C02
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United States
Scott #C30 1941
30c Transport Airmail 1941 Kansas City, Mo. Trans Mississippi Philatelic Society Convention Sta. First Day to Galloway, Ohio. Linprint cachet Mellone C30-17.
Typewritten Address.
$7.50 Item #USAC030C07
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United States
Scott #C30 1941
30c Transport 1941 Kansas City, Mo. Trans Mississippi Philatelic Society Convention Sta. Airmail to Sac City, Iowa. First Day. Artcraft cachet Mellone #2.
Typewritten Address with small crease at right.
$7.00 Item #USAC030C08
add to cart

United States
Scott #C30 1941
30c Transport 1941 Kansas City Trans Mississippi Philatelic Society Convention Sta. Airmail to Fair Lawn, N.J. House of Farnam cachet Mellone #12.
Ink address.
$7.50 Item #USAC030C09
add to cart

United States
Scott #C30 1941
30c Transport 1941 Kansas City, Mo. Trans Mississippi Philatelic Society Convention Sta. Airmail to New York City, N.Y. Unknown cachet Melllone #31.
Pencil address.
$7.50 Item #USAC030C10
add to cart