Daniel Otis Blood & Co., Philadelphia, PA
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(2c) - Black Imperf - Scott #15L6 - 1846 |
Black Imperf - Scott #15L7 - 1846-47 |
 Black Imperf - Scott #15L8 - 1846-47 |
 Black Imperf - Scott #15L9 - 1846-47 |
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Black and blue Imperf - Scott #15L10 - 1848 |
Black Pale green paper - Imperf - Scott #15L11 - 1848 |
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| Black Bronze Paper - Imperf - Scott #15L13 - 1848-54 |
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Bronze Lilac paper - Imperf - Scott #15L14 - 1848-54 |
Blue and Pink Bluish paper - Imperf - Scott #15L15 - 1848-54 |
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Black Imperf - Scott #15L18 - 1855 |
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