Speculum al foderi

Speculum al foder (sometimes known as "The Mirror of Coitus" or literally "a mirror to fuck") is a 15th-century Catalan text discovered in the 1970s. This text is significant as it is a rare example of known Medieval treatise describing the art of sexual positions (others examples include Aretino's I Modi ["The Ways"], also known as "The Sixteen Pleasures").

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