Volume 37, Issue 6 (November 1992)

    Crayon Obliteration over Ballpoint Pen Writing

    (Received 30 January 1992; accepted 14 February 1992)

    CODEN: JFSOAD

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    Abstract

    A procedure based on solvent washing with ultrasonic bath was developed for restoration of a document with crayon was obliterations. Several tests were performed in order to find the optimum solvents and experimental conditions. The method developed produced acceptable results.


    Author Information:

    Sierra, AH
    Document Examiner, and Forensic Scientist, Puerto Rico Institute of Forensic Sciences, San Juan, Puerto Rico

    Maldonado, HI
    Document Examiner, and Forensic Scientist, Puerto Rico Institute of Forensic Sciences, San Juan, Puerto Rico


    Stock #: JFS13359J

    ISSN: 0022-1198

    DOI: 10.1520/JFS13359J

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    Author
    Title Crayon Obliteration over Ballpoint Pen Writing
    Symposium , 0000-00-00
    Committee E30