Isis (ship)
The Roman ship Isis was a very large ship that operated on the Mediterranean during the Roman Empire around 150 AD, carrying grain from Egypt to Italy. The Isis was apparently 55 meters long and had a beam of 13.7 meters. Its cargo hold was 13.4 meters deep. It displaced 1200 short tons or 1,071 long tonnes.
In his book Πλοἶον ἢ Εὐχαί the sophist Lucian described the Isis when he saw it in Athens' seaport Piraeus:
