Historical clue formulations

• See 36-Across — 2024-05-29
• One prone to blowing off steam — 2021-10-16
• See 69-Across — 2015-08-30
• Mauna Loa, e.g. — 2002-09-02
• Stromboli, e.g. — 1995-02-08
• Spitfire, so to speak — 1994-08-19