Forensic science timeline - Joseph Carpman

Toxicology

Inheritance Powder

1775

Carl W. Scheele devises test used to detect large amount of arsenic in corpses, to detect poisoning.

Better arsenic detection

1806

Valentin Rose devises more precise ways of testing for arsenic.

Father of Forensics Toxicology

1814

Mathieu Orilla publishes an article about the effects of different toxins and their detection.

First use of Toxicology evidence in a trial

1839

Distinction

the discovery of new ways to match people to places and crimes

Creation of the Polarizing microscope

1828

polarizing microscope allows for the inspection of materials over different polarizing layers

Discovery of sperm

1839

First time sperm was observed under the microscope.

First use of presumptive test for blood

1863

ABO Blood typing

1901

Allowed for the use of blood as evidence

Questioned Documents

1910

Published paper on the comparison of handwriting in forgery

Locard's Exchange Principle

1913

basically the basis of modern forensic science.

Walter McCrone

1916 - 2002

Father of Modern Microscopy

Record Keeping

the keeping of criminal records

Photography

1850

Photographs allowed for the physical storage of a criminal's features

Bertillon's  system

1879 - 1903

kept records of prisoners off their facial and body measurements

fingerprinting

1904

finger prints are unique.

US Crimelabs

The construction of forensic centers in the US

Los Angeles PD Crime Lab

1923

First Crimelab

University of California at Berkeley Criminalistics  Department

1930

FBI National Laboratory

1932

FBI Forensic Science Research & Training Center

1981