Historical clue formulations

• Medieval treasure chest — 2011-04-19
• Old Spanish treasure chest — 2009-12-08
• Medieval chest — 2006-09-17
• Medieval chest — 2005-08-21
• Medieval chest — 2004-06-22
• Medieval chest — 1998-12-08
• Old alms box — 1997-03-23
• Old treasure chest — 1996-03-31
• Ancient strongbox — 1995-06-18
• Ancient strongbox — 1995-03-26
• Chest on the Spanish Main — 1995-01-07