found: Its Die Berliner Singakademie [SR] p1987:label (Berliner Singakademie) insert (Berlin Singakademie)
found: Blumner, M. Geschichte der Sing-Akademie zu Berlin, 1891:t.p. (Sing-Akademie zu Berlin) spine (Sing-Akademie)
found: Brahms, Johannes. Selig sind, die da Leid tragen [SR] 1936?:labels ( ... Singakademie Berlin)
found: Die Bach-Quellen der Sing-Akademie zu Berlin, 2006.
found: European music directory, 1999(Sing-Akademie zu Berlin)
found: Its website, June 19, 2006(Sing-Akademie zu Berlin; there has been no change of name since the founding in 1791)
found: Motta, J.V.d. Ferruccio Busoni's Cyclus von vier Clavier-Orchester-Abenden, 1898:t.p. (Sing-Academie, Berlin)
