The next issue of the collection "Research on the Source Study of the History of Russia (until 1917)" includes 12 articles that fully meet the profile of the publication. Among its authors are specialists with a name in science, representatives of a new generation, graduate students, a local historian. The materials of the collection are source studies in nature and cover a large chronological period in the history of Russia: XV-XX centuries. The subject of research is a variety of written monuments: annals, narrative and act sources, correspondence, etc. All articles are original, representing completed research on a number of subjects or reflecting work on large monographic or dissertation topics.