（Εὐελπίδης), a celebrated oculist in the time of Celsus, about the beginning of the Christian era, several of whose medical formulae have been preserved. (Cels. de Med. pp. 120, 122, 123, 124.) [W.A.G]
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.