Berezin

РГАСПИ. Ф. 17. Оп. 166. Д. 643. Л. 141–142.
Draft resolution of the Council of People’s Commissars of the Soviet Union and the Central Committee of the Soviet Communist Party ‘On implementing the decision of the Central Committee and Council of People’s Commissars of the Soviet Union to equip MiG‑3 planes with five guns’, approved by the Politburo of the Soviet Communist Party Central Committee
12 February 1941
Russian State Archive of Social and Political History
Coll. 17, ser. 166, fold. 643, ff. 141–142.
Original. Corrections – autograph of J. Stalin, voting results – autographs of members of the Politburo of the Soviet Communist Party Central Committee