Card Files of the Military Department of the Russian State Library

Despite the rapid development of digitalization in libraries, the card catalogs and card files of the largest libraries, created by bibliographers from 1930 to 2014, are of lasting informational and now historical value. The article describes the unique collection of military literature of the Russian State Library (RSL), which is the basis for the preparation of special scientific papers, as well as the card files that reveal this collection, compiled over decades and of undoubted interest not only to professionals, but also to all readers interested in the history of the Russian military. The card files dedicated to the Great Patriotic War and the Great Victory (1941—1945) are particularly noted: these resources are available to readers, information about them is posted on the Internet.