“Patterned lampshades are suddenly looking good again. Have you noticed?” Julie said this to me months ago, and though I couldn’t say I had, since then the two of us have been constantly trading finds: lamps crowned with shades painted Bloomsbury style or made of cheery printed papers or geometric fabrics Sonia Delaunay would approve of. Some are more flamboyant than others, and many are admittedly too preppy for our eyes. But our favorites, most of which come from the UK and Sweden, have an old-world style that has mysteriously morphed of late: from grandmotherly to rakishly charming. Here are 11 standouts.