a friend of Agrippina, the mother of Nero, was drowned in B. C. 59, when an unsuccessful attempt was made at the same time to drown Agrippina. (Tac. Ann. 14.4; D. C. 61.13.)
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.