Historical clue formulations

• Cereal mascot in a naval uniform — 2022-04-25
• Breakfast cereal with a naval officer on its box — 2018-11-05
• Breakfast cereal icon — 2011-01-31
• Quaker Oats cereal — 2006-04-24
• Cereal box figure with a hat — 2005-07-06
• Quaker Oats brand — 2003-08-15