Abstract: | This article is devoted to the career of Sergius Yakobson, a librarian, historian, and educator. Its first part focuses on his role in the development of the Slavic collections of the Library of Congress in the 1940s to 1950s after his emigration to the United States. In the second part, the author compares ways in which Slavica, Rossica, and Sovetica developed in America and France during and after World War II, using materials from Yakobson's survey of Paris Slavic collections made in 1953. The final part briefly discusses his work as a Sovietologist. |