Historical clue formulations

• Symbol of poison, often — 2025-10-14
• Día de los Muertos prop — 2024-12-22
• Bit of Halloween decor — 2024-11-14
• Emoji that might be used in response to a funny text — 2024-03-29
• Where sockets are found — 2023-12-01
• Noodle container? — 2021-10-21
• Head of a crime lab? — 2015-07-05
• Brain protector — 2000-07-03
• Jolly Roger depiction — 2000-05-30
• Head — 1995-02-03
• Head of the anatomy class — 1993-12-12