This dissertation examines the relationship between interiority and socio-aesthetic coherence in the semiprivate concert culture of Brussels during the fin de siècle (c. 1880-1914). The study originates from the observation that the concept of interiority was paramount in fin-de-siècle thinking about both musical listening and the private domestic sphere. Within the context of late-nineteenth-century urban modernity, individual experience or subjectivity gained importance in aesthetic perception

