Full deck in old Rome?

• Mid first-century year
• Number of weeks in Julius Caesar's year?
• Weeks in an annus
• Letters to be seen on 2018 Super Bowl T-shirts
• Weeks per ''annum''
• Caesar's 52
• Number of cards in Livy's deck?
• Deck total at Caesar's Palace?
• Deck count at Caesar's casino?

WordNet Word definitions in WordNet
adj. being two more than fifty [syn: fifty-two , 52 ]