Nguyen dynasty’s Imperial archives are administrative archives of Nguyen dynasty, the last feudal dynasty of Vietnam and in region which lasted from 1802 to 1945. The collection reflects all aspects of history of Vietnam society at the time and the diplomatic relations of Nguyen dynasty with other countries all over the world. Imperial archives of Nguyen dynasty are significant original source for compiling Nguyen dynasty’s history. Moreover, they are basically handwritten on Do (Poonah) paper in Chinese and Nom (Chinese-transcribed Vietnamese). Some of them created later are in FR and Vietnamese. The collection is also the only original administrative records which contains autographs of ten Nguyen Emperors. The collection is now being preserved in the National Archives Center No.1 of the State Records and Archives Department of Vietnam.