Images from a German alchemical manuscript, Alchemica, 15th Century. Source: The John Rylands Library
The medieval wound man, first appearing in the 15th century, was used by physicians and surgeons to communicate anatomy and how to heal different ailments. The diagrams showed the location of diseases, blood letting points, and anatomical correspondences to zodiac signs. Sources and more info on the Public Domain Review.
The Monster of Krakow first appeared in Histoires Prodigieuses by Pierre Boaistuau, 1559. Four hours after its birth, the demonic beast reportedly uttered “Watch, the Lord cometh” and died. Source: Wellcome Collection
Demons attacking a castle, La Forteresse de la foi, Alphonsus de Spina, France, 15th Century. Source: BVMM
Hmyail are Armenian prayer scrolls, meant for the home and travel, that were used in the 17th century for sermons, magical formulas, and warding off demons. From: The Library of Congress
Belial is 68th of the 72 Spirits of Solomon. He’s infamous for spreading wickedness and guilt to humankind with sexual perversions. As a fallen angel, he was evil from the beginning and one of the first to rebel against god. From Litigatio Christi cum Belial, 1461.