Historical clue formulations

• Sardine container — 2026-08-18
• Whitesmith's material — 2026-07-19
• "One ___ Soldier" (1969 antiwar song) — 2026-06-21
• Sardine container — 2026-06-01
• Pewter, mostly — 2026-05-07
• 50, on a table — 2026-04-17
• Container for sardines — 2026-03-11
• Rn : radon :: Sn : ___ — 2026-03-01
• Cassiterite is a source of it — 2026-02-28
• Element used in bronze — 2026-01-19
• ___ soldier — 2025-12-18
• Material for the woodman in "The Wizard of Oz" — 2025-10-27
• Word with Man or can — 2025-08-29
• ___ can, item first made and patented in Britain in 1810 — 2025-08-21
• Cookie holder — 2025-08-14
• Sn, chemically — 2025-03-31
• #50 on a table — 2025-02-26
• "Cat on a Hot ___ Roof" — 2025-01-29
• Altoids container — 2024-07-15
• Metal that "cries" when bent — 2024-05-24
• Commonly mined material that's relatively rare in Earth's crust (about 2 p.p.m.) — 2024-04-11
• Recyclable material — 2024-03-27
• Can material — 2024-02-05
• Cookie holder — 2023-09-07
• Food container — 2023-03-19
• Only chemical element whose name fits this answer's length — 2023-01-07
• Container for mints — 2022-06-20
• Main component of britannium — 2022-04-22
• Material easily mistaken for aluminum — 2022-01-18
• 10th anniversary gift — 2021-12-14
• In Latin, it's "stannum" — 2021-11-14
• Woodman's makeup in "The Wizard of Oz" — 2021-11-01
• What's mixed with bismuth, lead and cadmium to make cerrosafe — 2021-10-23
• Spam might be kept in it — 2021-08-28
• ___ Man ("The Wizard of Oz" character) — 2021-02-08
• Sardine container — 2021-01-24
• ___ Woodman (visitor to Oz) — 2020-10-13
• Easy-to-bend metal — 2020-09-13
• Roofing material — 2020-05-17
• Its symbol is Sn — 2020-04-20
• Sardine holder — 2020-02-09
• Food drive donation — 2020-01-11
• Big export of Myanmar — 2019-11-22
• With 53-Across, jalopy — 2019-05-25
• ___ plate — 2019-02-28
• Sn, to chemists — 2019-02-20
• Its symbol is Sn — 2018-11-13
• Pewter component — 2018-08-20
• Cookie holder — 2018-05-13
• ___ ear — 2018-04-26