Anita Cooke New Brunswick, Canada   Elizabeth Siddal Plaiting her Hair by Dante Gabriel Rossetti. Tate Gallery London. Date unknown. Photo © Tate. CC-BY-NC-ND 3.0. On February 14, 1862, the Daily News reported the “Death of a Lady from an Overdose of Laudanum.”1 Four nights earlier, Dante Gabriel Rossetti had discovered his wife, Lizzie, in…