U.S. flag

An official website of the United States government, Department of Justice.

NCJRS Virtual Library

The Virtual Library houses over 235,000 criminal justice resources, including all known OJP works.
Click here to search the NCJRS Virtual Library

LABORATORY MANUAL FOR INTRODUCTORY CRIMINAL INVESTIGATION - REV ED

NCJ Number
43150
Author(s)
J HOWINGTON
Date Published
1977
Length
167 pages
Annotation
THIS MANUAL INCLUDES BOTH SECTIONS ON TECHNIQUES AND EXPERIMENTS WHICH TEACH BASIC METHODS OF EVIDENCE ANALYSIS. FINGERPRINTS, BLOODSTAINS, FIREARMS ANALYSIS, AND COMPARISONS OF PIECES OF EVIDENCE ARE COVERED.
Abstract
THIS BOOK IS WRITTEN BOTH FOR THE NOVICE IN CRIME LABORATORY WORK AND FOR THE EXPERIENCED INVESTIGATOR WHO NEEDS AN UNDERSTANDING OF FORENSIC TECHNIQUES TO GATHER RELEVANT EVIDENCE WITHOUT OVERLOADING THE LABORATORY WITH INAPPROPRIATE MATERIAL. FOLLOWING CHAPTERS ON GENERAL LABORATORY SAFETY, EQUIPMENT, SPECIALIZED CRIME LABORATORY EQUIPMENT, AND TECHNIQUES, A SERIES OF EXPERIMENTS IS DEVELOPED WHICH COVERS: CRIME SCENE RECORDING; TRIANGULATION OF PROJECTILES; BLOOD ANALYSIS; FINGERPRINT RESTORATION AND CLASSIFICATION; DETERMINATION OF KINETIC ENERGY; USE OF THE MICROSCOPE; FIREARMS IDENTIFICATION; PROPERTIES OF GLASS FACTURES; COMPARISONS OF CLOTH, METALS, AND OTHER MATERIALS FOUND AT THE CRIME SCENE; DOCUMENT EXAMINATION; AND CHROMATOGRAPHY. EACH EXPERIMENT HAS AN ACCOMPANYING WORKSHEET. APPENDIXES GIVE METRIC EQUIVALENTS, A STANDARD FINGERPRINT CARD, WHORL WEIGHTS, BASIC FINGERPRINT PATTERNS, STOCKS LABORATORY SOLUTIONS, AND A BIBLIOGRAPHY. BIBLIOGRAPHY.