Blue-beard: A Contribution to History and Folk-lore Being the history of Gilles de Retz of Brittany, France, who was executed at Nantes in 1440 A.D., and who was the original of Blue-beard in the tales of Mother Goose

"Blue-beard: A Contribution to History and Folk-lore" by Thomas Wilson is a historical examination of Gilles de Retz, a nobleman from 15th-century France, who many believe was the real-life inspiration for the infamous Bluebeard. The book recounts Gilles' life, from his noble beginnings and service as a military leader, including fighting alongside Joan of Arc, to his descent into horrific crimes and eventual execution. It paints a picture of a man who transitioned from a celebrated figure to a monstrous criminal, exploring the historical roots of the Bluebeard legend and chronicling Gilles de Retz's transformation.