History of Fingerprints
Fingerprint Terminology
Fingerprint Processing
Henry Classification
Fingerprint Dates
100

Created a measurement system for criminals.

Bertillon

100

Study of the uniqueness of friction ridge skin for identification purposes

Ridgeology

100

Chemical used on fixed items at a crime scene

Powder

100

1st category in Henry

Key

100

Year the FBI created the identification division

1924

200

Published the 1st book titled "Fingerprints"

Faulds

200

Study of the size, shape and location of pores

Poroscopy

200

Porous chemical that reacts with amino acids

Ninhydrin

200

Category that deals with only whorls

Primary

200

Year the IAI was created

1919

300

Worked for the Argentinian PD and credited with solving the 1st murder with fingerprints

Vucetich

300

Technical term for a finger

Phalange

300

Non-porous chemical dye stain

Ardrox or Rhodamine

300

Category with #5 or #10 fingers

Final

300

Year the FBI created the fingerprint division

1933

400

American author who wrote a book about fingerprints

Twain

400

Two ridges that run parallel and diverge

Type Lines

400

Chemical that fixes a fingerprint on a non-porous item

Cyanoacrylate

400

Category with a chart

Major or Sub-Secondary

400

Year fingerprints were introduced at the World's Fair

1904

500

European who used handprints on contracts

Herschel

500

Immature ridge

Incipient Ridge
500

Chemical used on wet, non-porous metallic items

SPR

500

Category that uses the "rat rule"

Sub-Secondary

500

Year the U.S. Army started using fingerprints

1905

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