ASTM International Standard Guide for Examination of Mechanical Checkwriter Impressions (Withdrawn 2017) ASTM E2285-08

This guide describes the equipments required and standard procedures for investigations that should be performed by forensic document examiners for examinations and comparisons involving mechanical checkwriters and their impressions (exclusive of rubber stamp checkwriter impressions or computer generated checkwriter impressions). These procedures, which are grounded in the generally accepted body of knowledge and experience in the field of forensic document examination, will depend upon the nature and sufficiency of the materials available. This guide, however, may not cover all aspects of particularly unusual or uncommon examinations.