Historical clue formulations

• Lead-in to -ology, for the study of the atmosphere — 2026-06-27
• ___ Lingus — 2026-05-19
• ___ Lingus — 2025-12-28
• ___ Lingus — 2025-10-17
• ___ Lingus — 2025-09-30
• ___ Lingus — 2025-08-24
• ___ Lingus — 2025-08-06
• Atmospheric prefix — 2025-06-26
• ___ Lingus — 2025-06-11
• ___ Lingus — 2025-06-09
• ___ Lingus — 2024-09-29
• ___ Lingus — 2024-06-05
• ___ Lingus — 2024-03-01
• ___ Lingus — 2024-02-25
• ___ Lingus — 2023-12-31
• ___ Lingus — 2023-12-25
• ___ Lingus — 2023-12-15
• ___ Lingus — 2023-11-29
• Word on an Irish flag carrier — 2023-10-22
• ___ Lingus — 2023-09-12
• ___ Lingus — 2023-07-24
• ___ Lingus — 2023-07-23
• ___ Lingus — 2023-04-21
• ___ Lingus — 2023-04-05
• ___ Lingus — 2022-02-16
• Atmospheric prefix — 2022-01-22
• Word on an Irish plane — 2021-11-14
• ___ Lingus — 2021-09-05
• ___ Lingus — 2021-08-27
• ___ Lingus — 2021-05-18
• ___ Lingus — 2021-04-23
• ___ Lingus — 2021-04-13
• ___ Lingus — 2021-04-09
• ___ Lingus — 2020-12-21
• ___ Lingus — 2020-08-11
• ___ Lingus — 2020-03-17
• ___ Lingus — 2020-02-13
• ___ Lingus — 2019-05-07
• ___ Lingus (carrier to Dublin) — 2019-03-25
• ___ Lingus — 2018-10-21
• ___ Lingus — 2018-10-11
• ___ Lingus — 2018-03-21
• ___ Lingus — 2017-10-31
• ___ Lingus — 2017-07-18
• What the Irish breathe — 2017-05-12
• ___ Lingus — 2016-11-22
• ___ Lingus — 2016-09-27
• ___ Lingus — 2016-07-17
• ___ Lingus — 2015-01-01
• ___ Lingus — 2014-11-12