Study (3) for Berlin à fleur de peau, 2009 September 16, 2014 800 × 560 Nadia Kaabi-Linke Study (3) for Berlin à fleur de peau, 2009 Forensic fingerprint powder, human sweat and sebum, anti-graffiti film, on plexiglass 21.4 x 28.9 in (54.5 x 73.5cm) Private Collection © Nadia Kaabi-Linke