Germany

[Before 2 September 1939]
Central Archive of the Ministry of Defence of the Russian Federation
Coll. 500, ser. 12451, fold. 753, f. 1.

Press proof. In German

[September 1939]
Russian State Archive of Social and Political History
Coll. 71, ser. 22, fold. 310, f. 32, № 5.

Photograph

September 1939
Russian State Archives of Film and Photo Documents
Ser. 3, album 201, № 16.

Photograph

4 September 1939
Archive of Foreign Policy of the Russian Federation
Coll. 059, ser. 1, box 302, fold. 2091, ff. 26–27.

Certified copy

Bialystok. 22 September 1939
Russian State Archives of Film and Photo Documents
Archive № 0-291196.
Photograph
27 September 1939
Russian State Archives of Film and Photo Documents
Ser. 1, album 2649, № 6.
Photograph