Related Clues:

• Use old story I covered
• Take advantage of heroic achievement
• Milk late before one gets into bed
• Significant achievement
• Make use of (a resource)
• Lots of food, but no seconds? That's some achievement
• Bold and daring feat
• Use former pilot, nervously
• Something to brag about
• Knight-time story
• Feat of old aviator, one positioned closer to rear
• Sound unit of measurement for achievement
• Old conspiracy I suppressed - some achievement
• Use English one in opening to Xmas story
• Feat; make use of