Society founded in Vienna in Nov. 1918 by Schoenberg, with Berg, Ratz, and Paul A. Pisk. Aim was presentation of ‘all modern mus. from that of Mahler and Strauss to the newest’ under best possible conditions. Subscribers only admitted; critics were excluded. Comps. frequently perf. twice. Much organizational work undertaken by Berg. Dissolved 1922. Among composers whose mus. was played were Schoenberg, Berg, Webern, Mahler, Stravinsky, Scriabin, Debussy, Marx, Wellesz, Bartók, Ravel, and Suk. The pianist several times was Rudolf Serkin. Prague branch under presidency of Zemlinsky 1921–4.