Guillaume of Carpentras (Astrologer)
Guillaume of Carpentras (Guillelmus de Carpentoracte) was an astrologer who crafted astrological spheres for prominent figures such as King René of Sicily (René d’Anjou) and the Duke of Milan (likely referring to Francesco Sforza). These spheres were used for casting horoscopes. He also made a sphere for King Charles VIII of France, costing 1200 écus. … Read more