Secrets de la polygraphie. Vingt-quatre secrets

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<p>The first section (6 ll.) is a short work on cryptography; followed by a collection of mechanical and other tricks and semi-scientific processes; it includes some medical receipts, etc. There are a few veterinary receipts at the end.</p>

1 volume<br/>3 bl. leaves + 55 leaves + 22 bl. leaves + 3 leaves (last blank). 4to. 22 x 15 cm. Original vellum covers.

Secrets de la polygraphie. Vingt-quatre secrets

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