Antonin Josef Trčka alias ANTIOS als ein Vermittler Otokar Březinas in Österreich research-article Anne Hultsch Wiener Slavistisches Jahrbuch. Neue Folge, Volume 8 (2020), Issue 1, Page 151 - 184 Antonin Josef Trčka alias ANTIOS as mediator of Otokar Březina in Austria. – The main part of the article is dedicated to Viennese visual artist of Moravian origin, photographer, poet, translator from Czech, mediator of Otokar Březina, and anthroposophist Antonin Josef Trčka (ANTIOS) and his relationship with Březina as well as people from his immediate vicinity. At the beginning, the question of authorship of the published German translation of Březina's essay Mirroring in the Depth is clarified. The remaining parts deal with Trčka's personal relations with Czech authors, with his translations of poems and essays by Březina, as well as with his adaptations of Czech and Slovak folk songs.