The book "Publications of the Holy Synodal Commission. Volume 40. Works, 1889, 1903-1909" is a collection of works in the format of archival documents issued by the Holy Synodal Commission. This volume contains works that were written in the period from 1889 to 1909. The authors of these works dealt with various aspects of the religious, cultural and social life of that time, considering them from the standpoint of the Church and taking a critical-analytical approach to the problems of our time. This collection can be useful not only for those interested in the history of the Church, but also for researchers and a wide range of readers interested in the cultural and religious issues of the period.