Publisher's Synopsis
Excerpt from Documents and Their Scientific Examination: With Especial Reference to the Chemistry Involved in Cases of Suspected Forgery, Investigation of Disputed Documents, Handwriting, Etc
In connection with the chemical examination of docu ments I am privileged to make use of numerous details of cases and observations recorded by Mr. A. Lucas, Director of the Government Laboratory, Cairo, whose 'excellent work on Forensic Chemistry contains short sections on the subject. My best thanks are also due to Mr. A. E. Osborn of New York for valuable information kindly sent to me, and for several illustrations, as well as for per mission to quote from his standard work Questioned Documents.
The Publication Committee of the Journal of the Society of Chemical Industry has kindly lent the blocks of photomicrographs of pencil markings illustrating a communication of mine to that Journal, for which I am grateful.
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