Historical clue formulations

• Ladder levels — 2023-09-12
• Certain footholds — 2023-03-26
• Steps up? — 2021-05-16
• Steps up? — 2017-11-21
• Steps up? — 1999-12-16
• Stepping places — 1997-03-16
• Steps — 1996-05-26
• Paths to success? — 1995-09-17