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John Toms Conviction
In Lancaster England, John Toms was convicted of a murder by the first use of physical matching. He was convicted based on the turn edge of a wad of newspaper in a pistol matching a piece in his pocket. -
Bullet
Henry Goddard was the first man to examine the flaws on a bullet and then match it to a mold to catch a murderer. -
Microscopic Bullet Test
Ludwig Teichmann, in Kracow Poland, developed the first micrscopic crystal test for homoglobin using hemin crystals. -
Blood Test
The first known blood test was done by a German scientist named Shinbein who realized that hemoglobin was able to oxidize hydrogen peroxide into foam. -
Dry Plate Photography
Dry plate, also known as gelatin process, is an improved type of photographic plate. It was invented by Dr. Richard L. Maddox. -
Human Blood Groups
The first discovery of human blood groups was made by Karl Landsteiner. -
FBI
President Roosevelt started the FBI. -
First Crime Lab
Edmond Locard started the first crime labratory in Lyons, France. This Crime lab was one of the first in Europe and the entire world. The US did not have its first crime lab til 1928. -
12 Matching Points
12 matching points as being a succesful fingerprint identification was first talked about by Edmond Locard. -
Scanning Electron Microscope
A scanning electron microscope (SEM) is a type of electron microscope that produces images of a sample by scanning it with a focused beam of electrons. The electrons interact with atoms in the sample, producing various signals that contain information about the sample's surface topography and composition
