Papers of S. E.Vittenberg. Vittenberg's diaries cover from April 1918 to May 1919. The brief (6 p.) typescript memoir discusses, in the third person, Vittenberg's mission to Moscow in July 1918 to arrange for an exchange of Russian and Finnish prisoners. Also included is a supplement by Ekaterina von Maĭdel ́on the Russians in Finland in 1918-1919 (24 p.). There is a photograph of Kovanḱo.