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After the assassination of the emperor of Rome, Julius Caesar, an autopsy was performed on him and it was found that out of the 23 wounds caused upon him, only 1 was fatal.
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Germanic and Slavic societies made it a law that medical experts are the one to determine the cause of death.
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The first forensic science book was published by the Chinese and was the first record of medical knowledge being used to solve criminal cases.
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The first recorded instance when a physical evidence lead to a murder case. It was in England with John Toms where the evidence was a torn edge of newspaper in a pistol that matched newspaper in his pocket.
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Sand Francisco was the first city in the U.S. to use photography for criminal identification.
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An Argentinean police officer, Juan Vucetich, is the first to use fingerprints in as evidence in a murder investigation. His system of fingerprint identification is called dactyloscopy.
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First school of forensic science founded by Rodolphe Archibald Reiss, in Switzerland.
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First police crime lab established in Los Angeles.
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John Larson invented a prototype polygraph in use for police stations.
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A dental matching x-ray system was developed by Japanese researchers that can automatically match dental x-rays in a database in 4 seconds with it being positive.