Historical clue formulations

• Results of an iron deficiency? — 2024-04-14
• Things formed at the bases of dog-ears — 2020-08-21
• They're made by origami artists — 2010-03-27
• Clothing lines — 2008-06-22
• Folds — 2005-10-07
• They have a pressing need — 2000-11-17
• Rink areas — 1999-08-07
• Fedora features — 1999-02-21