The mirror of stones; in which the nature, generation, properties, virtues and various species of more than 200 different jewels, are distinctly described. Also certain and infallible rules to know the good frim the bad ... Extracted from the works of Aristotle, Pliny, etc ... / by Camillus Leonardus ... ; Now first translated into English.

Licence: Public Domain Mark

Credit: The mirror of stones; in which the nature, generation, properties, virtues and various species of more than 200 different jewels, are distinctly described. Also certain and infallible rules to know the good frim the bad ... Extracted from the works of Aristotle, Pliny, etc ... / by Camillus Leonardus ... ; Now first translated into English. Source: Wellcome Collection.