Historical clue formulations

• Mixtape medium — 2024-04-25
• Device with a pair of spools — 2023-06-04
• Part of VCR — 2018-08-21
• Walkman insert — 2016-11-05
• Tape holder — 2009-11-08
• Insert in a tape recorder — 2009-09-07
• Song holder — 2005-02-18
• Film holder — 1994-09-11