Archives are the current holding institutions of sources.
|Egyetemi Könyvtar (Universitätsbibliothek) (H-Bu)|
|Országos Széchényi Könyvtár (National Széchényi Library) (H-Bn)|
Organizations are corporate entities that have been involved in the history of a source, typically as an owner, creator, or seller.
Sources that have had their origins in this city.