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The first recorded questioned document.
The test of presence of blood.
A bullet comparison to catch murderers. -
The first use of a toxicology in a jury trial.
The first recorded use of fingerprints. -
The invention of and inference contrast microscope.
The study of voice print identification. -
The first use of a breathalyzer for a sobriety test.
The first use of a heated head space sampling to collect arson evidence. -
Many of these things have been updated to our new life style of technology and the use of computers.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.