grupaok:Dan Flavin, Untitled (For Elizabeth and Richard Koshalek), 1971 — installation view, W
grupaok:Dan Flavin, Untitled (For Elizabeth and Richard Koshalek), 1971 — installation view, Works for New Spaces, Walker Art Center, 1971 -- source link
grupaok:Dan Flavin, Untitled (For Elizabeth and Richard Koshalek), 1971 — installation view, Works for New Spaces, Walker Art Center, 1971 -- source link