Shiver & Nelson

 Document Investigation Laboratory

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           Certified by

      American

      Board of

      Forensic

      Document

      Examiners

        ABFDE

Shiver & Nelson

770-517-6008

E-mail

    Services

   Shiver & Nelson's services include

• Authentication of genuine signatures 

• Detection of forged signatures 

• Comparison of handwriting and hand printing

• Detection of alterations to documents 

• Detection and decipherment of indented writing 

• Non-destructive ink comparisons 

• Decipherment of obliterated entries

• Typewriter and computer printer examinations

• Photocopier and facsimile machine examinations

• Examination of medical records for alterations, substituted pages, and non-contemporaneous entries

• Examination of counterfeited documents 

• Computer image enhancement of faint or erased entries 

• Preparation of displays for court demonstration

• Expert witness testimony

   

   Special Capabilities

• Electrostatic document imaging using the Electrostatic Detection Apparatus (ESDA²⁾ - the ESDA detects indented writings and invisible writing images, useful in the detection of substituted  pages, alterations to multi-page documents, and clues as to the origin of anonymous notes

• Examination of inks using a Foster & Freeman Video Spectral Comparator 4 - detects differences in the infrared reflectance and infrared luminescence of writing inks, which is useful in the detection of altered documents and the decipherment of obliterated entries

• Microscopy - stereobinocular microscopes capable of enlarging images up to 120X, which is useful in the detection of traced and simulated forgeries and the detection of slight differences in the color of inks

• Computer imaging - color scanner and imaging software useful in the enhancement of faint carbon, NCR, or erased entries and in the detection of differences between inks

   Clients Include

• attorneys

• insurance companies

• law enforcement agencies

• medical practices

• educational institutions

• businesses

• government agencies

• loss prevention specialists

• private investigators

• media services

• private individuals

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^{© 2006 Shiver & Nelson}  

Shiver & Nelson Document Investigation Laboratory, Inc.

1903 Lilac Ridge Drive, Woodstock, Georgia 30189

770-517-6008          E-mail