Possible Clues:

• This revised exam covers one century in the past
• Of significance in the past to a port that's a subject of Ancient Studies
• Lost chair I restored belonging to the past
• Ancient chariot is destroyed by learner driver
• Recorded A-list choir medley
• This strange exam covers one century of yore
• 14 across is a port from a former era
• Old hit carols I broadcast
• This mixed test 99 entered is well chronicled