Rarest stamps

Rarest stamps

1918 Inverted Jenny
24-cent U.S. stamp, has Curtiss JN-4H biplane flying upside down.
Exist: 100

CIA invert
1975-1981 error $1 stamps.
Exist: 100

1847 Mauritius Post Office stamp
one penny blue two pence variants.
Exist: 27

1935 Irish 2d coil stamp
An experimental stamp testing a new design.
Exist: 20+

Jamaica 1 shilling inverted-frame stamp error
A 1920 series of stamps. A lot of them were used.
Exist: 19

Inverted Dendermonde
1920 Belgian 65-cent stamp. 25 were made, 18 were old out the Post Office.
Exist: 17

HMS Glasgow error
1964 6d stamp, shows the HMS Glasgow instead of the HMS Kent.
Exist: 17

Inverted Swan
1855 Western Australian 4-pence
Exist: 15

Jamaica 6d abolition of slavery postage stamp
A 1921 series of stamps that were cancelled due to politics.
Exist: 8

Jamaica 1956-58 £1 chocolate and violet
Printed but not issued.
Exist: 7

Tiflis stamp
1857 Russian stamp.
Exist: 6

Canada 2c Large Queen on laid paper
Perhaps only one sheet of these laid paper stamps were printed.
Exist: 3+

Z Grill
1868 stamp of Benjamin Franklin, with a Z-shaped grill pressed onto it.
Exist: 2

Buenos Aires 1859 1p
A pair of stamps where one is upside down.
Exist: 1-2

Treskilling Yellow
Swedish stamp where a printing mistake resulted in the error.
Exist: 1

Lost Continental
1873 U.S. 24 cent stamp of General Winfield Scott by the Continental Banknote Company.
Exist: 1

Alexandria "Blue Boy"
1847 U.S. Postmaster's Provisionals stamp. Of the seven made, only one is on blue paper.
Exist: 1

1904 Pictorial 4d Lake Taupo invert
Depicts an inverted image of Lake Taupo in New Zealand.
Exist: 1

British Guiana 1c magenta
The holy grail of rare stamps.
Exist: 1

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