Historical clue formulations

• Containers that can be cracked — 2024-11-24
• Some hotel room amenities — 2023-01-11
• They may be locked and loaded — 2022-12-18
• Some have combinations — 2022-02-13
• Cracker boxes? — 2019-12-27
• Things sometimes hidden behind paintings — 2018-12-10
• Secure spots — 2017-01-22
• Some hotel conveniences — 2015-10-29
• Good ones are never cracked — 2014-11-15
• What walls might hide — 2014-04-24
• Jewel cases? — 2013-08-17
• Places for rings, maybe — 2012-01-15
• Keepers of jewels — 2011-03-01
• Common hotel room features — 2010-05-20
• Bank holdings? — 2009-08-16
• Combinations' locations — 2009-01-31
• Bank fixtures — 2007-08-06
• Hotel amenities — 2007-01-17
• They may be found behind paintings — 2006-06-07
• Vaults — 2006-02-19
• Hotel amenities — 2004-11-10
• Bank features — 2004-05-04
• Some are cracked — 2003-03-21
• Upscale hotel room features — 2002-10-22
• Crooks crack them — 2002-09-24
• Yeggs' targets — 2001-03-19
• They may be cracked — 2000-02-13
• Stock holders — 2000-01-02
• Items with dials — 1999-05-20
• Hotel conveniences — 1998-03-21
• Bank repositories — 1995-08-29
• They're sometimes cracked — 1993-12-17