17. Of CHARAX, in Susiana on the Arabian gulf, lived in the time of Augustus, who sent him to the east that he might record all the exploits of his grandson on his Parthian and Arabian expedition. (Plin. H. N 6.31.)
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.