History Timeline - Emily Orr

  • Fingerprints as Evidence

    Detective Juan Vucentich uses fingerprints as evidence in a case
  • Thomas Jennings

    Thomas Jennings

    Thomas Jennings was the first U.S. Citizen to be convicted of a crime with the use of fingerprints
  • Comparison Microscope

    Comparison Microscope

    The comparison microscope was used to compare two pieces of evidence side by side
  • Polygraph Machine

    Polygraph Machine

    the Polygraph machine was invented by John Larson.
  • Luminol

    Luminol is used to see traces of blood by H O Hilbrecht
  • 1st Voice Recording Machine

    The first voice recording machine was used as evidence in court.
  • Gun Shot Residue

    Gunshot residue was used to test suspects to see if they had gunshot residue anywhere on them from using the firearm.
  • Spectrometer

    The spectrometer was used to help pick up latent fingerprints
  • FootWear Spectrum System

    This database helped detectives figure out what shoe prints went with a certain type of shoe. It made it easier for them to find suspects
  • Facial Match System

    This database helped detectives match the faces of people
  • Dental Match System

    This database helped detectives match dental records to victims.

Looking for a timeline maker?

Create timelines for projects, roadmaps, history, lessons, legal cases, and stories with Timetoast. Timetoast is a timeline maker for work, school, research, and stories.