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Publikováno v:
Microscopy and Microanalysis. 16:390-391
Extended abstract of a paper presented at Microscopy and Microanalysis 2010 in Portland, Oregon, USA, August 1 – August 5, 2010.
Autor:
AH Lyter
Publikováno v:
Journal of Forensic Sciences. 25:12140J
A relatively simple examination of suspect water-soluble paper residue can be performed by using chemical testing and microscopic and instrumental procedures, and meaningful results can be obtained. The consistency between test results of individual
Publikováno v:
Journal of Forensic Sciences. 27:11498J
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 su
Publikováno v:
Journal of Forensic Sciences. 22:10423J
Examiners of questioned or disputed documents are frequently asked to ascertain whether or not the text of a typewritten document has been altered by the use of either a different typewriter or the same typewriter at a later date. Any technique that
Autor:
AH Lyter
Publikováno v:
Journal of Forensic Sciences. 27:11459J
High pressure liquid chromatography (HPLC) was used to analyze several samples of ball pen ink. Analytical parameters were developed to analyze the various constituents of ball pen ink, both qualitatively and quantitatively. Different ball pen ink fo