Historical clue formulations

• Words before someone finally snaps? — 2025-01-03
• Photographer's request … as suggested by this puzzle's circled letters? — 2023-05-08
• "Smi-i-i-i-le!" — 2022-11-14
• "Smile!" — 2021-01-13
• Words before taking a shot? — 2015-11-13
• "Smile!" ... or a hint to the ends of the answers to the five starred clues — 2015-08-10
• Photographer's request — 2006-02-20
• Snapper's line? — 2003-10-26
• "Smile!" — 2000-03-16