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When someone was stabbed, all of the Knives in the village were collected. Flies were attracted to the traces of blood and landed on only one of the knives, causing the suspect to confess
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Mathieu Orfila: he published the first scientific treatise on the detection of poisons and the effects on animals, a work that established forensic toxicology as a legitimate scientific endeavor.
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First to advocate the use of fingerprinting in the identification of criminal suspects. While working for the Indian Civil Service, he began to use thumbprints on documents as a security measure to prevent the repudiation of signatures
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"Father of criminal Identification' Developed Anthropometry which uses the body measurements to distinguish individuals
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uses fingerprints to eliminate an innocent burglary suspect
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Published his first Sherlock Holmes story; Considered the first "CSI", featured in four novels and 56 short stories, popularized scientific crime- detection methods
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Published Finger Prints. Conducted the first definitive study of fingerprints and their classification. Gave proof to their unquiness
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Wrote the first paper describing the application of scientific principles to the field of criminal investigation. Published 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 the 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 types from dried blood
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Established the Frist crime lab in the U.S, Located in Los Angeles
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Developed a comparison microscope; first used to compare bullets to see if fired from the same weapons
