1. EAP927/1/1 Reference (shelfmark): EAP927/1/1 Title: Historical documents until the end of the Manchu Period (until 1911) Collection Area: Endangered Archives Programme Languages: Mongolian Date Range: 1941-1964 Extent: 6992 TIFF images
2. EAP927/1/2 Reference (shelfmark): EAP927/1/2 Title: Historical documents of the Bogd Khaan's Reigning Period (1911-1921) Collection Area: Endangered Archives Programme Languages: Mongolian Date Range: 1910-1960 Extent: 4502 TIFF images
3. EAP927/1/3 Reference (shelfmark): EAP927/1/3 Title: Historical documents of the beginning of Socialism (1921-1940s) Collection Area: Endangered Archives Programme Languages: Mongolian, Russian, and Tibetan Date Range: 18th century-20th century Extent: 21904 TIFF images
