Historical clue formulations

• Partner of dagger — 2025-02-09
• Conceal — 2024-12-29
• Camouflage — 2024-01-23
• Wear for Dracula — 2023-03-21
• Conceal — 2022-03-29
• Dagger's partner — 2022-01-25
• Part of a wizard costume — 2017-10-13
• Wear that renders Harry Potter invisible — 2017-08-25
• Dagger's partner — 2017-03-01
• Renaissance Faire garment — 2016-04-08
• Item of attire for 54-Across — 2014-01-12
• Dagger's partner — 2012-03-14
• Outerwear for an operagoer — 2010-02-08
• Traditional spy wear — 2008-02-07
• Hide — 2006-12-30
• Part of a Dracula costume — 2006-08-28
• Mask — 2001-01-07
• Symbol of espionage — 2000-03-16
• Disguise — 1998-07-31
• The Shadow's cover — 1995-07-09