Historical clue formulations

• Fur trade exports — 2025-12-06
• Some animal products — 2024-08-10
• Bombards — 2020-07-08
• Pummels with paintballs, say — 2019-10-10
• Hides — 2018-08-25
• Hits with snowballs — 2018-04-15
• Trading post buys — 2009-07-19
• Attacks from a snow fort, say — 2006-03-03
• Animal hides — 2005-05-30
• Hits repeatedly — 2004-04-07
• Animal hides — 2003-05-26
• Pounds — 2002-09-21
• Trappers' wares — 2002-06-25