These typewritten documents comprise a unit. These were written from 1956-1958 and consists of pages in A4 size. The Catalogue of the Institute of History, Mongolian Academy of Sciences contain a note. Extent and format of original material: Typewritten. Owner(s) of original material: Mongolian Academy of Sciences, Institute of History and Ethnography. Original institution reference: F-6, D-1, HN-7.