Doubly True Alphametics in Base 27

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Word Ways, Vol: 31, Issue: 3, Page: 20

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Gordon, Leonard
article description
In "Base 27: the key to a New Gematria" in the May 1993 Word Ways, Lee Sallows offered "immortal fame" in finding doubly true equations (those valid in both base 10 and base 27 notion). I do not know where he obtained authority to grant such fame, but I accept his challenge.