Chinese Porcelain Incense Holders, created between 1735-1795, owned by Sir Percival David.

“China Trade and the East India Company.” British Library Help for Researcher. The British Library Board. Web. 28 Mar. 2015. <http://www.bl.uk/reshelp/findhelpregion/asia/china/guidesources/chinatrade/>.

Hansford, S.H. “Obituary: Sir Percival David.” Bulletin of the School of Oriental and African Studies, University of London 28.2 (1965): 472-75. JSTOR. Cambridge University. Web. 22 Mar. 2015. <http://www.jstor.org/stable/611703>.

Hearn, Maxwell, and Madeleine Zelin. “The Kangxi and Qianlong Emperors.” Recording the Grandeur of the Qing. Columbia University. Web. 23 Mar. 2015. <http://www.learn.columbia.edu/nanxuntu/html/emperors/>.

“Qing Dynasty 1644–1912.” Princeton University Art Museum Asian Art Collection. Princeton University Art Museum. Web. 18 Mar. 2015. <http://etcweb.princeton.edu/asianart/timeperiod_china.jsp?ctry=China&pd=Qing>.