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Engraving of Hercules performing one of his labors as he forces the Cretan Bull to the ground, B. Picart,1731.

The devil's shaggy legs sticking up in the air.
Dante’s Inferno, Vatican Library, Ms Urb. Lat. 365, fol. 95v, 1474–82

Cockatrice and Crocodile. Dragon with human head in mouth.Bodleian MS. Ashmole 1504, 'The Tudor Pattern Book', 12th c

Woodcut from Geber De alchimia libri tres, Strassburg, 1631.

Ex libris: marca de propiedad (estampa, etiqueta...) que se coloca en el reverso de la cubierta o tapa de un libro...

This way, please. The Courier.
Nürnberg, 1425-1431. Heidelberg Cod. Pal. germ. 471, fol. 047v. Hugo von Trimberg.