Historical clue formulations

• Actress Perlman of "Cheers" — 2026-08-24
• Flightless bird from South America — 2026-05-05
• Actress Seehorn of "Pluribus" — 2026-02-20
• Emu relative — 2025-12-01
• Bird named for a Titan — 2025-09-17
• Mother of Zeus — 2024-12-24
• Big bird — 2024-10-26
• Flightless bird of South America — 2024-07-01
• Large flightless bird — 2024-01-31
• Mother of the first generation of Olympian gods — 2023-05-13
• Seehorn of "Better Call Saul" — 2023-05-03
• Bird named for a Titan — 2023-04-28
• Mother of Zeus — 2023-01-30
• Ratite featured on Uruguayan currency — 2022-11-29
• Actress Perlman — 2022-08-28
• Demeter's mother, in myth — 2022-07-03
• Perlman of "Cheers" — 2022-06-06
• Relative of an ostrich or emu — 2022-02-21
• Cassowary kin — 2021-12-03
• Titaness of myth — 2021-08-12
• Mother of Zeus (and an anagram of 15-Across) — 2021-06-21
• Actress Seehorn of "Better Call Saul" — 2021-06-05
• Largest South American bird — 2021-02-28
• Mother of Zeus — 2020-12-16
• Perlman of "Cheers" — 2020-12-09
• Second-largest moon of Saturn — 2020-07-01
• Moon of Saturn named for a Titaness — 2019-12-26
• Greek "Mother of the Gods" — 2019-12-20
• Relative of the emu — 2019-10-13
• Cousin of an emu — 2019-03-05
• Second-largest moon of Saturn — 2019-02-28
• Actress Perlman of "Cheers" — 2018-11-19
• Sister and wife of Cronus, in myth — 2018-10-28
• Perlman of "Cheers" — 2018-10-16
• Bird named for a Titan — 2018-10-14
• Actress Perlman of "Cheers" — 2018-06-04
• Grandmother of 14-Across — 2017-11-04
• Titaness in Greek myth — 2017-10-27
• Bird named for a Titaness — 2017-08-25
• Sister and wife of Cronus — 2017-01-28
• Perlman of "Cheers" — 2016-10-19
• Flightless South American bird — 2016-09-06
• Sister of Cronus — 2016-07-24
• Moon of Saturn — 2016-07-20
• Actress Seehorn of "Better Call Saul" — 2016-05-18
• Emmy winner Perlman — 2016-05-16
• Cousin of an ostrich — 2016-03-01
• Second-largest moon of Saturn — 2016-01-31
• Mother of Zeus — 2015-12-06
• Moon of Saturn — 2015-09-11