Δίδυμος

Son of Didymus, a fishmonger. A grammarian of the school of Aristarchus;¹ of Alexandria. He lived in the time of Antony and Cicero, and until Augustus. He was called 'Bronze-guts' [Khalkenteros] because of his indefatigable industry with regard to books; for they say that he wrote more than 3500 books.²