Historical clue formulations

• Meaning of "mono-" — 2026-09-02
• I, to Augustus — 2026-08-30
• Only number that appears twice in the Fibonacci sequence — 2026-08-12
• What a closed fist with an extended index finger represents, in A.S.L. — 2026-07-31
• United — 2026-07-12
• Beatles compilation album with 27 chart-topping hits — 2026-06-30
• Number of Beethoven operas — 2026-06-13
• First of all — 2026-04-17
• 20/20 — 2026-03-29
• Double 3-Down — 2026-03-26
• "All for ___ and ___ for all!" — 2026-03-16
• All together — 2026-03-14
• Answer to the riddle ending "How many are going to St. Ives?" — 2026-03-11
• With 5-Down, strict sales limit, informally — 2026-03-10
• Any number raised to the 0th power — 2026-02-03
• Number of U.S. states with a single-syllable name — 2025-12-02
• Last number in a countdown — 2025-11-18
• George Washington bill — 2025-11-04
• 1992 U2 hit inspired by German reunification — 2025-10-25
• Start to count? — 2025-09-04
• Countdown ender — 2025-09-02
• No U.S. area code starts with this — 2025-08-17
• Point value of 68% of Scrabble tiles — 2025-07-15
• Half and half — 2025-06-29
• With 43-Across, something never to be repeated ... or a hint to the answers to the italicized clues — 2025-02-20
• Air Force ___ — 2025-02-17
• Number of jurors who originally vote "Not guilty" in "12 Angry Men" — 2025-02-16
• Four quarters — 2025-02-05
• Horizontal line, in Chinese writing — 2025-01-17
• Start of a count — 2025-01-06
• Formula ___ — 2024-11-26
• Wordle score that elicits the message "Genius" — 2024-11-16
• Lone index finger, symbolically — 2024-10-30
• Small square — 2024-09-29
• 50/50 — 2024-09-14
• Last word before "Blast off!" — 2024-09-11
• With 57-Down, lacking in variety — 2024-08-20
• Number of U.S. states without any straight borders — 2024-08-05
• Inside lane on a track — 2024-07-28
• What 0! equals — 2024-07-05
• Small cube — 2024-06-15
• Fee, in dollars, to run the inaugural N.Y.C. marathon in 1970 — 2024-06-09
• Dollar bill — 2024-05-27
• Early afternoon hour — 2024-05-20
• Number that shares a key with "!" — 2024-05-06
• Common uniform number for a soccer goalkeeper — 2024-04-08
• United — 2024-04-02
• "Who am I? Two-four-six-oh-___!" ("Les Misérables" lyric) — 2024-03-10
• – — 2024-03-03
• Beatles compilation album made up entirely of their No. ___ hits — 2024-02-21