For the mass reader interested in the history of Russia, the book written by the Old Believers of the Belokrinitsky consent may be of interest because it reflects the point of view of the Old Believers on the schism, which is a significant rarity in serious historical literature, contains a large number of little-known facts from the history of Russia, about the emergence and the development of a schism in the Russian Orthodox Church, persecution of Old Believers, their participation in public life, survival and preservation of their faith in harsh conditions. The story of the Old Believers finding their bishops looks like a real detective story. Attention is paid to the educational and educational activities of the Old Believers in Russian society. The book mainly covers the period of time from Nikon’s reforms to 1917. Some places in the text also refer to later, post-revolutionary events. The exact date of completion of work on the book manuscript is unknown, but according to a number of signs, it can be considered as May 13, 1947.