.:. By Lamplight (1890). Harriet Backer (Norwegian, 1845-1932). Oil on canvas. The Rasmus Meyer Collection, The Bergen Art Museum, Bergen.Backer is best known for her detailed interior scenes, communicated with rich colors and moody lighting. Her work is often compared with that of her friend Eilif Peterssen. Backer worked in the tradition of realism in painting, where she is regarded as both a naturalist and an early Impressionist.