Historical clue formulations

• Cowboy or Patriot, for short — 2021-03-28
• A Lion, but not a Tiger, informally — 2019-04-10
• Buc or Bronco — 2017-05-21
• 54-Across, e.g., for short — 2014-07-12
• Buc or Niner — 2010-07-14
• N.Y. Jet or Phila. Eagle — 2004-01-14