This volume from the series "Library of Kazakh Ethnography" includes the works of G.E. Katanaev, devoted to various problems of Irtysh Kazakhs, issues of settlement by Kazakhs of the territory of Western Siberia and their interaction with Cossacks, Irtysh linear administration. The publication includes separate articles, as well as an excerpt from the work "The Kyrgyz Question in the Siberian Cossack Army" (Omsk, 1901).