1 October 1939
Russian State Archive of Social and Political History
Coll. 558, ser. 11, fold. 388, ff. 14–32.
Cipher telegram from Berlin to the 5th Red Army Directorate about the attitude of foreign military attachés to the transfer of German troops from West to East, the interest of Germans in Eastern Europe, and their possible actions against the USSR and Great Britain (with an attached note from the 5th Red Army Directorate)
11 July 1940
Russian State Military Archive
coll. 37977, ser. 1, fold. 693, ff. 85–93.
Cipher telegram – certified copy, note – original
31 May 1941
Central Archive of the Ministry of Defence of the Russian Federation
Coll. 23, ser. 7237, fold. 2, ff. 114–116.