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Jan 1, 1248
First Forensic science book
Published by the Chinese -
Physical Evidence used in case
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Fingerprints found to be unique
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First Forensic Science school created
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Guns are discovered to be unique
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First Voice recording used in criminal case
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First national crime system
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Advances in gun residue detection
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Unique DNA Fingerprint ID
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DNA evidence certified by National Acadmey of Sciences