1. Scope

1.1 This guide covers procedures that should be used by forensic document examiners (Guide E 444) for examinations and comparisons involving typewritten items and related procedures.

1.2 These procedures are applicable whether the examination and comparison is of questioned and known items or of exclusively questioned items.

1.3 These procedures include evaluation of the sufficiency of the material (questioned, or known, or both) available for examination.

1.4 Procedures are also given for taking exemplars from typewriters and the proper handling of typewriters or parts of typewriters that might be relevant.

1.5 These methods can also be applicable (in whole or in part) to examinations of documents prepared on other impact and nonimpact printing devices.

1.6 The particular methods employed in a given case will depend upon the nature of the material available for examination.

1.7 This guide might not cover all aspects of unusual or uncommon examinations of typewritten items.

1.8 This guide cannot replace training (Guide E 2388) or experience and should be used in conjunction with professional judgment.

1.9 The values stated in inch pound units are to be regarded as the standard. The values given in parentheses are for information only.

This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

2. Referenced Documents (purchase separately) The documents listed below are referenced within the subject standard but are not provided as part of the standard.

ASTM Standards

E444 Guide for Scope of Work of Forensic Document Examiners

E1658 Terminology for Expressing Conclusions of Forensic Document Examiners

E1732 Terminology Relating to Forensic Science

E2195 Terminology Relating to the Examination of Questioned Documents

E2287 Guide for Examination of Fracture Patterns and Paper Fiber Impressions on Single-Strike Film Ribbons and Typed Text

E2331 Guide for Examination of Altered Documents

E2388 Guide for Minimum Training Requirements for Forensic Document Examiners

F221 Terminology Relating to Carbon Paper and Inked Ribbon Products and Images Made Therefrom

F909 Terminology Relating to Printers

F1457 Terminology Relating to Laser Printers

Keywords

forensic sciences; questioned documents; typewriter; typewritten text; Forensic document examiners; Questioned documents; Typewriter; Typewritten text;

ICS Code

ICS Number Code 01.140.30 (Documents in administration, commerce and industry)

DOI: 10.1520/E2494-07

ASTM International is a member of CrossRef.