On March 13, 1997, the USPS issued its first and only triangle-shaped stamps to promote the upcoming Pacific ’97 Stamp Show…
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US #3130-31 |
Mint Plate Block of 1997 |
On March 13, 1997, the USPS issued its first and only triangle-shaped stamps to promote the upcoming Pacific ’97 Stamp Show…
|
|
|
US #3130-31 |
Mint Plate Block of 1997 |
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