Memo regarding the cost of four porcelain cups with Mongolian emblems from a set made by Chien Lung, the Manchu Emperor for his Mongolian Princess Concubine
The Gold Treasure of the Emperor Chien L’ung' description by Dr. Berthold Laufer, Curator of Oriental Art, Field Museum, Chicago and explanation of how it came to belong to Mrs. Eric Clarke and a photograph of the collection