Literary Papers Material relating to De Beer's research and publications on Switzerland; travellers in Switzerland; the Alps; Humanism; and research into various literary and scientific figures, principally Percy Bysshe Shelly (1792-1822), Lord Byron (1788-1824), Voltaire (1694-1778), and Jean-Jacques Rousseau (1712-1778). Other research topics include Hannibal's march across the alps; the origin of the Etruscans; and the identification of the Itkin Tin Port. The material consists of correspondence; drafts and offprints of articles and books by De Beer; research notes; and copies of manuscripts, letters, illustrations and photographs used in his research. 18th Century