Science of Fingerprints: Classification and Uses

CONTENTS

Introduction

The Identification Division of the FBI

Types of Patterns and Their Interpretation

Questionable Patterns

The Classification Formula and Extensions

Classification of Scarred Patterns-Amputation-Missing at Birth

Filing Sequence

Searching and Referencing

How To Take Inked Fingerprints

Problems in the Taking of Inked Fingerprints

Problems and Practices in Fingerprinting the Dead

Establishment of a Local Fingerprint Identification Bureau

Latent Impressions

Powdering and Lifting Latent Impressions

Chemical Development of Latent Impressions

The Use of the Fingerprint Camera

Preparation of Fingerprint Charts for Court Testimony

Unidentified Latent Fingerprint File