Steganographiae nec non Claviculae Salomonis Germani, Joannis Trithemii, Genuina Declaratio (1635)

Juan Caramuel y Lobkowitz (1635)

Public domain

Public domain (pre-1928, 1635). Caramuel's explanation of the Steganographia of Trithemius, 'the German Key of Solomon'.

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