1. Suetonius, Cal 8.1: Fasti Vallenses and Fasti Pighiani; also see Dio 59.61. A Barrett, Caligula: The Corruption of Power, Yale University Press, 1989 (Barrett 1989), while not rejecting Suetonius, raises questions, pp.6-7, Also see J.P.V.D. Balsdon, The Emperor Gaius, Oxford, 1934 (Balsdon 1934)...