NEW METHODS FOR SECURING IMPRESSIONS OF SHOES AND TYRES ON DIFFERENT SURFACES

• NCJ Number: 36470
• Journal: International Criminal Police Review Issue: 299 Dated: (JUNE-JULY 1976) Pages: 158-167
• Author(s): K CARLSSON; A C MAEHLY
• Date Published: 1976
• Length: 10 pages
• Corporate Author: International Criminal Police Organization
• Publication Format: Article
• Language: English
• Country: France

Annotation

REPORT ON THE RESULTS OF TESTS TO OBTAIN BETTER AND MORE RELIABLE CASTS OF FOOTWEAR AND TIRE IMPRESSIONS BY USING NEW MATERIALS PRODUCED BY THE POST SECOND WORLD WAR CHEMICAL TECHNOLOGY.

Abstract

BOTH PHOTOGRAPHIC AND IMPRESSION TAKING TECHNIQUES ARE EXPLORED. THE AUTHORS EXAMINE THE USE OF CHEMICALS SUCH AS SILICON GUMS, CATALYTICALLY HARDENED PLASTICS, POLYMERS, AND SYNTHETIC TEXTILE FIBERS IN AEROSOL CANS TO PROTECT IMPRESSIONS IN CLAY, SAND-LIKE SURFACES, AND SNOW.