1. William L. Marcy, US Secretary of State to the Emperor of China, letter in Chinese Creator: From the Collection: Parker, Peter, 1804-1888 Published / Created: 1855 September 5 Call Number: Ms Coll 6 Container / Volume: 1, folder 23 Image Count: 3 Description: Identifiied by a patron as a letter to the emperor of China by the Secretary of State William L. Marcy about the designation of Peter Parker as American Commissioner to China. Found in: Medical Historical Library, Cushing/Whitney Medical Library > Peter Parker collection (Ms Coll 6) > Series 1.: Correspondence > William L. Marcy, US Secretary of State to the Emperor of China, letter in Chinese