The earliest record of application of forensic science:
200 - 299
Before the 17th century they torture people to confess to a crime.
Guilty person would confess under torture,while god would give an innocent person the strength to resist pain.
Carl W. Scheele
He was a Swedish Chemist who devised a test for detecting Arsenic in corpses (the inheritance powder).
He was a German who discovered more precise method for detecting small amounts of Arsenic.
He was Spanish and was known as the 'Father of Forensic Toxicology' published article on detection of poisons and effects.
Polarizing microscope invented
1st use of toxicological evidence in criminal trial
irst microscopic detection of sperm
Photographs (allowed more accurate recording)
1850 - 1860
1st presumptive test for blood
He was French and introduced the Bertillon's system (Anthropometry).This was a system used to identify people and their physical appearance and was considered to be the most accurate method of personal identification for nearly 2 decades.
1887 - 1893
This was the most influential fictional character created by the author Sir Conan Doyle and his influence can be compared to that of the modern CSI shows today.
London was terrorized by the serial killer "Jack the Ripper"
"Criminal Investigation" was published
This was the 1st book of criminal investigation using forensic science written by the Austrian Hans Gross.
ABO blood typing discovered by Karl Landsteiner
Walter McCrone 'Father of Modern Microscopy'
Approx. 1901 - 2000
Will West case
This was a case of misidentification of 2 men whose Bertillon's measurements were nearly identical which led to the end of Anthropometry.
"Questioned Documents" published by Albert Osborn
Locard's Exchange Principle by Edmond Locard
When 2 objects come into contact with each other, a cross-transfer of materials occurs that connect a criminal suspect to the victim or the crime scene. Locard also started the 1st known police crime lab.
Los Angeles PD Crime Lab
University of California at Berkeley Criminalistics Department led by Dr. Paul Kirk
FBI National Laboratory opens under J. Edgar Hoover
FBI Forensic Science Research & Training Center opens