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- First case ever recording using forensic science. Knives were collected in a village and flies were drawn to blood on the perpetrator's knife. They later confessed
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- "Father of Forensic Toxicology"
- Studied and published paper on effects of different poisons on animals
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-Used thumbprints on documents to identify workers in India
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- "Father of Criminal Identifications"
- Developed Anthropometry which uses body measurements
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- Used fingerprints to eliminate an innocent burglary suspect
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- Published Sherlock Holmes and considered the first "CSI".
- Featured in four novels and fifty-six short stories.
- Popularized scientific crime-detection methods.
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- Published 'Finger Prints'
- Conducted first definitive study of fingerprints and their classifications
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- Published 'Criminal Inestigation'
- Wrote the first paper describing application of scientific principles to the field of criminal investigation
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- Discovered the ABO Blood groups
- Later received Nobel Prize
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- Incorporated Gross' principles within a workable crime lab
- Became founder and director of the Institute of Criminalistics at the University of Lyons, France
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- Published 'Questioned Documents'
- Developed the fundamental principles of document examination
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- Developed a method for determining blood type from dried blood
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- Established the first crime lab in the United States located in L.A.
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- Developed a comparison microscope used to compare things side by side
- First developed to compare bullets fired from different guns
