Title: Rukopisnye istochniki po istorii Zapadnoĭ Evropy v arkhive Leningradskogo otdelenii︠a︡ Instituta istorii SSSR
Subjects: Sources, Institut istorii SSSR (Akademii︠a︡ nauk SSSR). Leningradskoe otdelenie, Institut istorii SSSR (Akademii︠a︡ nauk SSSR), History