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Henry Faulds and William James Herschel publish a paper describing the uniqueness of fingerprints. Francis Galton, a scientist, presented what they found to the court.
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Juan Vucetich, an Argentinean police officer, is the first to use fingerprints as evidence in a murder investigation.
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Rodolphe Archibald Reiss made the first forensic school in Switzerland.
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Victor Balthazard realizes that tools used to make gun barrels never leave the same markings. Individual gun barrels leave marks that can be traced and identified to a unique bullet.
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First police crime lab was built in Los Angeles.
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Prototype polygraph was made by John Larson in 1921 but then later used in police stations in 1930
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DNA fingerprinting techniques developed by Sir Alec Jeffreys.
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Japanese researchers develop a dental x-ray matching system that can match dental x-rays in a database in less than 4 secs
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Michigan state university makes a software that matches hand-drawn facial sketches to mug shots in databases.
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FBI established the National Crime Information Center which is a filing system in the computer for people's crimes
