De fvrtivis literarvm notis, vulgo, De ziferis libri IIII (1563)
Porta, Giambattista della, approximately 1535-1615 · Neapoli : Apud Ioa. Mariam Scotum · leaf 222
1^4 D 'E F V R. L I -T. N O T. … Primo tres fibi fimiles,qui videntur chara Acres'etiairi paulo poft fequentibus verbis implicari, conieSuram nobis replica t£ didionis indubitate preftabit.Primg ergo' initium ex ferip ti initio, finis vero poft charaSere , qui fimiles illas fequitur eritjVt fit penultimus terreplicatus,idq; ex…
Ciphers · Cryptography · Signs and symbols
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
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