Excerpt from the transcript of a conversation between Soviet Plenipotentiary Representative in Great Britain I. Maisky and British Under-Secretary of State for Foreign Affairs R. Butler on 22 February 1940 about the peaceful settlement of the Soviet-Finnish conflict and the conditions for attaining peace between the two countries
10 March 1940
Archive of Foreign Policy of the Russian Federation
Coll. 06, ser. 2, box 11, fold. 106, ff. 5–24.