Historical clue formulations

• Switch positions — 2026-04-12
• Kind of switch — 2022-11-29
• Like a two-position electrical switch — 2020-04-20
• Switch words — 2017-02-02
• Kind of switch — 2015-08-16
• Kind of switch — 2012-02-26
• Switch positions — 2010-09-04
• Like a toggle switch — 2005-07-23
• Switch words — 2004-04-23
• Switch words — 2003-05-11
• Switch words — 1998-06-26