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  This was the very first case to use forensics. There had been a stabbing in a village, so all of the knives among the villagers were collected. The knife that had blood on it had attracted flies to it, pushing the person to confess their crime.
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  Orfila is considered the "Father of Forensic Toxicology." He was a chemist who had published the first scientific paper on the detection of poisons and their effects on animals.
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  Herschel used thumbprints on documents to identify workers in India.
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  Bertillon is described as the "Father of Criminal Identification." He developed anthropology, which uses body measurements to distinguish individuals.
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  Used fingerprints to eliminate an innocent burglary suspect.
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  Doyle published his first Sherlock Homes story; Considered the first "CSI" or crime scene investigator. He is featured in four novels and 56 short stories, and popularized scientific crime-detection methods.
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  Galton published "Finger Prints." He conducted the first study of fingerprints and their classification, and he gave proof of each fingerprints' uniqueness.
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  Gross wrote the first paper describing the application of scientific principles into the field of criminal investigation. He published the book "Criminal Investigation."
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  Landsteiner discovered the ABO blood groups, and he later received the Nobel Prize.
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  Osborn published the "Questioned Documents." He also developed the fundamental principles of document examination.
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  Locard incorporated Hans Gross' principles within a workable crime lab. Locard because the founder and director of the Institute of Criminalistics at the University of Lyons, France.
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  Lattes developed a method for determining blood type from dried blood.
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  Vollmer established the first crime lab in the United States, located in Los Angeles.
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  Goddard developed a comparison microscope, which was first used to compare bullets in order to see if they were fired from the same weapon.