Comparison of Typewritten Carbon Paper Impressions

    Volume 27, Issue 2 (April 1982)

    ISSN: 0022-1198


    Published Online: 1 April 1982

    Page Count: 4

    Lyter, AH
    Forensic chemist, Bureau of Alcohol, Tobacco, and Firearms, U.S. Treasary Rockville, MD

    Davis, EA
    Student at Northeastern University, Boston, MA

    (Received 26 July 1981; accepted 21 September 1981)


    The carbon copy document is one form of physical evidence that has not received much attention. Although the classical techniques employed to differentiate typewritten documents are often adequate to differentiate carbon copies, the following work suggests an additional technique. Thin-layer chromatography has been used to differentiate many color-containing mixtures, and its usefulness in differentiating carbon paper impressions is discussed.

    Paper ID: JFS11498J

    DOI: 10.1520/JFS11498J

    ASTM International
    is a member of CrossRef.

    Title Comparison of Typewritten Carbon Paper Impressions
    Symposium , 0000-00-00
    Committee E30