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700 BC
The Chinese began to record thumbprints using clay sculptures -
250 BC
Greek physician, Erasistratus, created the first lie detector test when he noted how his patients blood pressure rose and fell. -
1100 AD
Roman attorney Quintilian used blood palm prints on a door handle to find the murderer of his mother. -
Mid- 1800s
Investigators at Scotland Yard began to conduct bullet comparisons. -
Late 1800s
Forensic scientinsts began using body tempurature to determine the time of death. -
Early 1900s
INvestigators began using systematic fingerprinting. -
Early 2000s
Forensic scientists began using phsycological profiling. -
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During this time there was an incresed use of logic and procedure in criminal investigations. They used foot and finger prints, or anything that leaves a readable impression. They used a small amount of phsycological profiling. They emphasized the use of medicine and diagnosis as well.