Rare Editions of Blaise Pascal in the Collections of the Library of the Russian Academy of Sciences

The Research Department of Rare Books of the Library of the Russian Academy of Sciences holds valuable copies of early editions of the religious and philosophical works by Blaise Pascal (1623—1662). The article considers the copies of Pascal’s rare editions in the context of the history of publication of his works, the formation of book collections, of which the department’s collection was comprised, first of all the original one, as well as the Mikhalkov collection and the library of the Roman Catholic Theological Academy.