24. C. Octavius Laenas, curator of the aquaeducts in Rome, in the reigns of Tiberius and Caligula from A. D. 34 to A. D. 38. (Frontin. Aquaed. § 102.)
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.