Information on the state of Belarusization in the organizations of the Drissen district as of June 1, 1929 is presented.
Information «On the state of Belarusization in the organizations of the Drissen district» ЗГАПол Ф. 129. Оп. 1. Д. 163. Л. 27. 27 об. 50. The original. Typescript