Historical clue formulations

• Groups of nine — 2026-05-19
• Groups of nine — 2024-08-18
• The Supreme Court and the Muses — 2018-12-30
• The Muses and others — 2017-11-03
• Baseball or Supreme Court lineups — 2015-11-15
• Standard sudoku groupings, e.g. — 2013-01-26
• Baseball lineups, e.g. — 2012-06-30
• Supreme Court groupings — 2012-06-14
• Diamond complements — 2011-06-15
• The planets and others — 2000-10-20
• Nonets — 1997-06-15
• Supreme Courts, e.g. — 1996-03-01