1889 30c Specimen Stamp Special Printing,full black with red 'SAMPLE' overprint

# 190SK - 1889 30c Specimen Stamp Special Printing - full black with red 'SAMPLE' overprint

$67.50 - $550.00
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894146
Mint Strip of 5 Ships in 1-3 business days. Ships in 1-3 business days.
$ 550.00
$ 550.00
0
308348
Unused Stamp(s) small flaws Ships in 1-3 business days. Ships in 1-3 business days.
$ 67.50
$ 67.50
1
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Specimen Stamps

A specimen stamp is a specially marked postage stamp sent to postmasters and postal administrators so that they are able to identify genuine postage stamps and avoid forgeries. Usually, specimen stamps are overprinted with the word “Specimen” across the stamp, in ink or perforations.  This invalidates the stamps, and identifies them as specimens.

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Specimen Stamps

A specimen stamp is a specially marked postage stamp sent to postmasters and postal administrators so that they are able to identify genuine postage stamps and avoid forgeries. Usually, specimen stamps are overprinted with the word “Specimen” across the stamp, in ink or perforations.  This invalidates the stamps, and identifies them as specimens.