The German National Library Frankfurt is the central archival library and the national bibliographical centre of the Federal Republic of Germany. In concert with the German Library Leipzig and the Berlin Musical Archive the German National Library Frankfurt meets all demands of a national library. In Frankfurt every publication of german language literature after 1913 is collected and catalogued. Every branch is assigned a special focus. In Frankfurt it is the advancement of information- and communication technology. This includes development and maintenance of the central catalogue database. Furthermore the German Exile Archive 1933 - 1945 is located in the Frankfurt branch.