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A man was stabbed so all the knives in the village were collected. Flies were attracted to the traces of blood and landed on only one knife. The owner of the knife confessed to the crime.
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Mathieu Orfila published the first scientific paper on the detection of poisons and their effect on animals.
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Used thumbprints on documents to verify workers in India
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Alphonse Bertillon developed anthropometry which uses body measurements to distinguish individuals.
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Uses fingerprints to eliminate an innocent burglary suspect.
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Published his forst "Sherlock Holmes" story and therefore popularized scientific crime-detection methods.
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Published "Finger Prints" and conducted the first definitive study of fingerprints and their classification therefore giving proof of their uniqueness.
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Published "Criminal Investigation" and wrote the first paper describing the application of scientific principles to the field of criminal investigation.
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Discovered the A, B, O blood groups
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Incorporated Hans Gross' principles in a workable crime lab. Became the founder and director of the Institute of Criminalistics at the University of Lyons, France
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published "Questioned Documents" and 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 1st crime lab in the United States. It is located in Los Angles, California
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Developed a comparison microscope that was first used to compare bullets to see if they were fired from the same weapon.
