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Juan Vucetich

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A man named Juan Vucetich had a big idea.

He lived in a place called Argentina. He worked with the police. He used prints from fingers to find the truth. Each person has unique prints.

He helped solve a crime using a print. This was the first time a print helped the police. His way of working spread to the whole world. Many people still use his ideas today.

He is remembered in many lands.

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