An old visitor views a green dress with embroidery patterned with butterfly dated back to Qing Dynasty (1644-1911 A.D.) at Nanjing Museum in Nanjing, east China's Jiangsu Province, March 26, 2009. An exhibition featuring articles, such as clothes, shoes, pearls, jades, porcelain, calligraphy, handicrafts, used by imperial concubines of Qing Dynasty was on show.