'Central pocket loop' diaporamas de présentation

FINGERPRINTS

953 views • 47 slides

FINGERPRINTS

FINGERPRINTS. History. The first systematic attempt at personal identification was devised by a French police expert, Alphonse Bertillion.

1.65k views • 32 slides

IDENTIFICATION

IDENTIFICATION. Dr. AJEE KURUVILLA. Anthropometry- Bertillonage. Habitual Criminals Register- Great Britain 1882- Anthropometry introduced by Alphonse Bertillon

539 views • 31 slides

Classes of Fingerprints

Classes of Fingerprints. bsapp.com. Arches-No Deltas or Cores. An arch is formed by ridges entering from one side of the print, rising slightly and exiting on the opposite side. bsapp.com. Plain Arch.

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Fingerprinting Introduction

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Ridge Counting

The process of counting the ridges that touch or cross the line of count drawn between the delta and core of loop patterns. A white space must always intervene between the delta and the first ridge to be counted. Ridge Counting . The number of ridges intervening between the delta and core.

1.65k views • 15 slides

Fingerprinting

Fingerprinting. Courtesy of C. Fanning. Crystal Violet. Chapter 15. Courtesy of C. Fanning. Courtesy of C. Fanning. Red Fluorescent. Inked. Prints. Making prints Rolling prints Modus operandi Identifying prints Ridge count 3 types- loop, whorl, arch Minutiae Lifting prints

459 views • 15 slides

Solving Mysteries

309 views • 15 slides

Reading Fingerprints

Reading Fingerprints. bsapp.com. Reading Prints. The key to reading prints is not to find each and every characteristic in the prints, but to get the trend of patterns. Most prints found at a crime scene are partial prints which rarely contain all deltas and cores.

398 views • 13 slides