Historical clue formulations

• Large brass instruments — 2026-05-18
• Instruments with large bells — 2025-02-16
• Oom-pah-pah boomers — 2023-07-12
• Literally, "trumpets" — 2022-10-14
• Orchestra heavyweights — 2020-04-05
• Heavy winds — 2018-06-03
• Bass brass — 2016-07-23
• Instruments in military bands — 2009-06-09
• They have big bells — 2009-04-25
• Tornado clouds — 2007-04-12
• Big brass — 2005-04-17
• Brass instruments — 2004-12-06
• They have big bells — 2004-02-28
• Brass section — 2001-08-26
• Big brass — 2001-03-14
• Bass line players — 2000-07-22
• Marching band section — 2000-04-06
• Some brass — 1999-04-25
• Big brass — 1997-09-28
• Oompah instruments — 1997-08-26