Special Collections
The special collections of the Archives of the Institute include letters, books, photographs and personal belongings of:
| Andor, Ilona | Kiss, Márta | Péter, Miklós |
| Bacon, Denise | Kner, Imre | Rösler, Endre |
| Fasang-collection | Kokas, Klára | Sinor, Jean |
| Forrai, Katalin | Kun, Imre | Sztojanovits, Adrienne |
| Gál, György Sándor | M. Bodon, Pál | Vámos, László |
| Katona-Kodály Archives | Nádasdy, Kálmán | Vásárhelyi, Zoltán |
| Kerényi, György | Nemesszeghy, Lajos and Nemesszeghyné Szentkirályi Márta | Viski, János |
| Pankovits, Józsefné |
The latest collection that was bequested to the Institute is that of Cecília Vajda from England.