Crime Scene Investigation By fruitygum Sep 14, 700 Evidence of fingerprints Sep 14, 1248 Evidence of strangulation or drowning Sep 14, 1686 Marcello Malpighi- Figerprint characteristics Sep 14, 1784 Physical matching Sep 14, 1823 Polarizing light microscope Invented by William Nichol Sep 14, 1831 Amylase activity in human saliva Leuchs first noted this. Sep 14, 1836 Toxicology in a jury trial James Marsh was the first to use toxicology in court. Sep 14, 1864 Use of photography for identification of criminals Sep 14, 1880 Fingerprints used to identify crominals Sep 14, 1889 Individualize bullets Alexandre Lascassagne, was the first to indentify bullets to a gun barrel. Sep 14, 1921 Portable Polygraph Sep 14, 1940 Rh blood groups Sep 14, 1941 Voiceprint identification Sep 14, 1977 Superglue Fumming Sep 14, 1984 Developed the first DNA profiling test Sep 14, 1995 Online firearms database Sep 14, 1996 DNA typing was admitted for first time in U.S. court Sep 14, 2012 Presumptive test for blood bases benzidine