An art smuggler claimed he bought a forged painting in Paris last Tuesday. Detective Nash looked at the painting's canvas frame and pointed out a staple made of a specific alloy that was only invented on Friday of that same week. How did Nash catch him?
The staple material didn't exist when the smuggler claimed to have purchased the painting.
Anachronistic materials prove the item was manufactured after the claimed acquisition date.
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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