Levens

German philologist, linguist, and folklorist known for formulating Grimm's law, co-authoring the Deutsches Wörterbuch, and editing Grimms' Fairy Tales with his brother Wilhelm

British author and literary critic best known for his 1821 work, Confessions of an English Opium-Eater, which inaugurated the tradition of addiction literature in the West

Heir to the French throne who became Dauphin of France just before the French Revolution

French-American ornithologist and painter who created The Birds of America, the definitive 19th-century documentation of North American bird species