Historical clue formulations

• Jailhouse weapon — 2026-04-14
• Makeshift knife — 2023-07-30
• Prison weapon — 2022-10-06
• Pen knife? — 2022-09-30
• Item of prison contraband — 2021-10-02
• Makeshift knife — 2019-02-11
• Prison weapon — 2019-01-06
• Blade in the pen — 2016-09-20
• Prison weapon — 2016-04-04
• Pen knife? — 2015-08-05
• "West Side Story" weapon — 2014-08-27
• Pen knife? — 2012-11-22
• Prison weapon — 2009-11-02
• Prisoner's knife — 2009-01-05
• Weapon in a gang fight — 2008-06-17
• Weapon in a rumble — 2007-09-12
• Switchblade, slangily — 2007-03-06
• Knife — 2005-12-02
• Rumble weapon — 2005-05-21
• Gangster's blade — 2005-01-24
• Gangster's blade — 2004-11-02
• Sharp weapon, slangily — 2004-02-25
• Switchblade — 2004-02-02
• Bladed weapon — 2003-06-01
• Hood's blade — 2002-05-14
• Switchblade — 1998-06-29
• Switchblade — 1997-10-05
• Thug's knife — 1997-08-05
• Hood's knife — 1997-07-14
• Switchblade — 1996-05-21
• Switchblade — 1996-05-11
• Street knife — 1995-10-24