Possible Clues:

• Quarter of a denarius
• Ancient coin southern engineer found under compound
• In ancient Rome, one quarter of a denarius
• In retrospect, English school in Crete is openly subsidised with old money
• Coin once passed round in secret session
• Coin from South Eastern Crete's different
• Roman silver coin
• Old coin from eastern island's brought back with collection of treasures finally
• Secretes damaged antique coin