M. : Academy of Sciences of the USSR, 1953. — 374 s. Fragment of the book: the fourth chapter is presented in the fileOn the question of the Moscow vernacular of the middle XVII century . (with. 80 - 111). The present study is devoted to the consideration of questions of phonetics and morphology, as well as graphics and spelling of the conciliar statute of 1649 .. - the most important monument of the Moscow command language of the late forties of the XVII century . The book gives a general description of the features of writing and the grammatical structure of the language of the stacked book in comparison, on the one hand, with the Old Moscow vernacular of that time, and on the other hand, with the norms of the Russian literary language of our time and in connection with the history of this book.