Utkin

4–5 June 1940
Russian State Archive of Social and Political History
Coll. 17, ser. 166, fold. 625, ff. 71, 61–70.

Originals. Voting results – autographs of members of the Politburo of the Soviet Communist Party Central Committee

Before 8 January 1941
Russian State Military Archive
Coll. 37977, ser. 5, fold. 570, b. 11, ff. 2–4.

Original