The Archive · 1929

Science Now Assists the Detective

How a Criminal can be Identified by Fingerprints in one Miriute mend ive of fection, passes; and. in hig he chuellehended police detec somewhere, and some of

ud trained police, though invisible to you may be clear enough to the fand discovery betide which all the elie to be able to Snstruments. of precision, fcenit equipped wit Tecordr|or at least give them a. sufficient compare the——-fingerprints of a suspect they may arrest with the ones at the scene of the crime.

The method adopted is, roughly, this. First the fingerprints of all the servants in the house are taken. This is simply a matter of common sense and need not be taken as a reflection upon the servants; for how otherwise are the police to distinguish between fingerprints which have a perfect right to be on your crockery and those which have not? The room is examined to see how the burglar entered. He may have brok open a window. If so the glass sry [carefully inspected to see if there———lore prints, the window sill and all parts" of the low are grey matter of a Sherlock Holmed|examined and, if necessary, dusted would look like a mud pie.

To be convinced of this one has only to-pay a visit to a modern police laboratory and examine the equipment. there in everyday use. Such " Inboratory exists in Shanghai in the French Municipal police, and another is being built for use the Settlement, both of them being fitted with the very Intest of implements for the detection of crime: and the identification of the ¢riminal, and-as far if not further advanced than some of the similar Jnboratories in the big European capitals.

'M, P. Chazclle, the Chief of the Criminal Investigation Department of the French Police and a prow fessor of the Schoo! of Identifiea No. 4Whorls with two deltas.

Text read from the printed page and cleaned; old type leaves the occasional error.

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