Biomedical subjects
Publications and source records attributed to A B Theeuwen.
Methods for chemical enhancement of muddy footwear impressions were compared in order to differentiate between utilisation at the scene of crime, the local (regional) police laboratory and the Netherlands Forensic Institute (NFI)
Methods for chemical enhancement of footwear impressions in blood were compared in order to make a separation between utilization at the scene of crime, the local (regional) police laboratory and the Dutch Forensic Science Laboratory (DFSL).
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A method is described for the detection of latent fingerprints on both porous and non-porous materials employing iodine and 7,8-benzoflavone while using dichloromethane and "frigen-113" as solvents. In some cases the method could be useful for field-investigation.
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