Charles Upson Clark (1875–1960) was a professor of history at Columbia University. He discovered the Barberini Codex, the earliest Aztec writings on herbal medicines extant. Biography Clark was born in 1875 to Edward Perkins Clark and Catharine Pickens Upson. Throughout his life he was the author of many books on a variety of subjects. Among them was the history of West Indies by Antonio Vázquez de Espinosa translated into English, and the modern history of Romania. He also collaborated with the American School of Classical Studies in Rome, where he held a directory of Classical Studies and Archaeology since 1910. He died in 1960. Works "The Text Tradition of Ammianus Marcellinus", 1904 "Greater Roumania", Dodd, Mead and Company, 1922. Chapter X "Bessarabia, Russia and Roumania on the Black Sea", Dodd, Mead and Company, 1927. Electronic Text Archive References External links Steven Foster, The Badianus Manuscript: The First Herbal from the Americas, 1992 Azcatitlan Codex Bio info El Consejo Real y Supremo de las Indias: Su historia, organizacion, y labor administrativo hasta la terminacion de la Casa de Austria The Birth of the Romanian State Society of Fellows, American Academy in Rome American historians Columbia University faculty 1875 births 1960 deaths Fellows of the Medieval Academy of America