New light on old fingermarks: The detection of historic latent fingermarks on old paper documents using 1,2-indanedione/zinc

Interpol review of fingermarks and other body impressions (2019 – 2022)

“…Old documents – The timescale for fingermark detection with amino acid reagents has been significantly increased, for 80-year-old documents were successfully processed with IND/Zn [ 237 ]. In this study, people in Australia and UK were asked to process several documents (e.g., correspondence, invoices, Christmas cards, notebooks, envelopes) which were categorized by their age (i.e., contemporary, 35–40 years, and 75–90 years).…”