ALLAN MCCOLLUM Visible Markers, 1997 - 2000 Polymerized pigmented concrete, 12 pieces in original packaging $ 11,203 (artspace.com)
«Having a visible marker like low attention control, which usually appears and can be identified before anxiety, could improve the treatment of these disorders.» (sciencedaily.com)
One lethal line, lethalD4, was primarily used for mapping in this study, due to its close linkage to ws1 and its position on the side opposite the visible markers (Figure 3A). (journals.plos.org)