Forensic Science

Download Advances in fingerprint technology by Henry C Lee; R E Gaensslen PDF

By Henry C Lee; R E Gaensslen

ISBN-10: 0849309239

ISBN-13: 9780849309236

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It is quite obvious that if fingerprint forms are filed according to this system, the searcher chooses the bundle bearing the appropriate Henry fraction and merely searches this one bundle. There are further subclassifications, which mean that every bundle can be further divided for searching. Unfortunately, some fingerprint patterns merge their characteristics and have to be searched as alternatives, meaning that additional bundles have to be examined in order to positively conclude a search. It must also be remembered that missing or bandaged digits have to be further searched to cover all possibilities.

I have seen the originals of Herschel’s experiments, during which he took his own palm impressions in 1860 and again in 1890. The ravages of time had caused creases to flourish across his fingers and palms, and the ridges were somewhat coarser, but the sequences of ridge detail remained exactly the same. The German anthropologist Welker also took his own palm impressions in 1856 and again in 1897, just before he died. He did not envisage any criminal application to his recognition that the ridge detail present on his fingers and palms did not change with time.

5. 6. 7. 8. 9. 10. , exist, they may lead to the scientific identification of criminals. Sir William Herschel responded to Faulds’ letter by writing to Nature; his letter was published on November 25, 1880, and the controversy in British fingerprint circles dates from this time. Faulds could not possibly be privy to Herschel’s fingerprint experiments since he was in Japan for some of the time. In Fingerprint Whorld, in conjunction with Martin Leadbetter, I published eight chapters of The Faulds Legacy, and regarding Herschel’s letter in Nature, I commented that … in Herschel’s own words he was working with fingerprints for twenty-three years prior to Faulds’ Nature letter, consequently it was surely his responsibility to publicly announce his researches at a time convenient to himself.

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