On Sept 29, the Zhejiang Provincial Museum kicked off an exhibition, showcasing cultural relics from a local Qing Dynasty (1644-1911) library – Yuhai Tower, built by local official Sun Yiyan (1815-1894) and his son Sun Yirang (1848-1908). Seals, bronze ware, rubbings, documents and calligraphy will be on display until Nov 5.