Historical clue formulations

• Big brothers? — 2024-11-08
• Ones hoping for prior approval? — 2018-06-23
• Brothers' keepers? — 2013-05-17
• Monastery heads — 2011-12-18
• Big brothers? — 2003-06-14
• Monastery heads — 2000-08-14
• Ones overseeing monk-y business? — 1998-11-04