Historical clue formulations

• Containers of blood or ore — 2023-02-07
• Blood lines — 2022-08-23
• Circulation needs — 2015-05-17
• Lines on leaves — 2004-03-23
• Phlebitis targets — 2000-07-21
• Phlebotomists' targets — 1994-07-10
• Valuable deposits — 1994-06-02