Fig. 3From: Reviving WHAAM! a comparative evaluation of cleaning systems for the conservation treatment of Roy Lichtenstein’s iconic paintingDigital microscopy (Hirox) images showing the thin, well-bound applications of paint, as well as loose and ingrained dirt on the red Magna acrylic paint (a) and blue Ben-day dot and white alkyd priming (b) areas. The scale bar is 2000 µm, magnification is ×50Back to article page