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Understanding the Basics of Fingerprints: Principles and Uniqueness

Explore the fundamental principles of fingerprints, including individuality, infallibility, and permanency. Learn why fingerprints are a reliable form of identification and their resistance to forgery. Discover notable cases like John Dellinger and Robert James Pitts.

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Understanding the Basics of Fingerprints: Principles and Uniqueness

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  1. Basic Principles of Fingerprint

  2. No two persons have the same fingerprint Principle of Individuality

  3. The fingerprint is a positive and reliable means of identification. It cannot be easily forged. Principle of Infallibility

  4. The friction ridges, once fully developed its arrangement will remain the same through out a person's life. Principle of Constancy or Permanency

  5. Known US public enemy number 1 to destroy his own prints using corrosive acids John Dellinger

  6. Sometimes called Roscoe Pitts “Man Without Fingerprints” used surgery to forge his own fingerprints Robert James Pitts

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