Polygraphia (book)

Review

• Book I contains no fewer than 376 alphabets of 24 letters : each letter corresponds to a Latin word being in total 9,024 different words.
• Book II presents 1,176 alphabets in three columns which are 3,528 dictions of a "universal language" where each letter is equivalent to an invented word but capable of expressing numbers.
• Book III shows 132 invented alphabet dictions, from which one must remove the second letter of each word to write coded messages.
• Book IV reproduces two canonical hash tables, one direc with 80 alphabets and the other inverted with 98 alphabets, allowing infinite permutations, to which twelve "planispheric wheels" each comprising six categories of 24 numbers combined with the 24 letters and thus allowing elaborate a big amount of ciphered messages.
• Book V is a collection of ancient alphabets, Ethiopian, Normands, Magical and Alchemical

Relationship with'' steganography ''