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Detective riddle

A wealthy art collector was found dead in his study on a Monday morning. The daily newspaper was lying on the table, but the mail carrier insisted he hadn't delivered Monday's paper yet because of a postal holiday. The detective smiled and accused the butler. Why?

About this riddle

Detective riddles are tiny mysteries. Look for the detail in the story that does not fit; it is usually the clue that solves the case.

Difficulty: Easy. More like this: Detective riddles with answers or try Truth & Lie Island for a different kind of puzzle.

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