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| Thumb | Certification Number | Certification Date | Catalog Number | Country | Year | Denomination | Color | Grade | Description | Opinion | PSE Link |
 | 1209321 | 9/24/2009 | C1 | USA | 1918 | 6c | Orange | Ungraded | Mint OGnh | it is genuine unused, o.g., never hinged. |
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 | 1209322 | 9/24/2009 | C1 | USA | 1918 | 6c | Orange | XF 90 | Mint OGnh | it is genuine unused, o.g., never hinged. |
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 | 1209603 | 9/29/2009 | C1 | USA | 1918 | 6c | Orange | XF-Sup 95 | Mint OGnh | it is genuine unused, o.g., never hinged. |
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 | 1209986 | 10/14/2009 | C1 | USA | 1918 | 6c | Orange | XF 90 | Mint OGnh | it is genuine unused, o.g., never hinged. |
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 | 1210535 | 10/16/2009 | C1 | USA | 1918 | 6c | Orange | XF-Sup 95 | Mint OGnh | it is genuine unused, o.g., never hinged. |
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 | 1210536 | 10/16/2009 | C1 | USA | 1918 | 6c | Orange | XF 90 | Mint OGnh | it is genuine unused, o.g., never hinged. |
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