The second part of the reference book contains information about the State Archives of the Byelorussian SSR, Uzbek SSR, Kazakh SSR, Georgian SSR, Azerbaijan SSR, Lithuanian SSR, Moldavian SSR, Latvian SSR, Kyrgyz SSR, Tajik SSR, Armenian SSR, Turkmen SSR, Estonian SSR the archive is told about the composition and content of documents of the pre-revolutionary and Soviet times. For historians and everyone interested in the historical past of the country.