| Charles Nuitter - Libertist and archivist | Founded the library in 1866 and classified the collections. |
| Rolf de Maré - Founder of the International Dance Archives | Dona's collections at the BMO in 1952. |
| Alfred Clark - Director of Gramophone Company | Sella the record ballot boxes in 1907. |
| Théodore de Lajarte - Musicologist and cataloguer | Author of the first catalogue (1878). |