penny blacks (0 synonym found)

We don't have synonyms for penny blacks yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are penny black.

We don't have any synonyms for penny blacks yet.

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penny black

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Definition of penny blacks:

(n) : (philately) The world's first official national mail postage stamp, issued in 1840 in the United Kingdom as part of the postal reforms establishing a uniform penny post.
Definition of penny blacks:

(n) : (philately) The world's first official national mail postage stamp, issued in 1840 in the United Kingdom as part of the postal reforms establishing a uniform penny post.
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