"CASTELLI, IGNAZ FRANZ |f [tekstdichter]" . . . . "Frohsinn, zangstem, piano, D. 520 (1817, F gr.t.)" . "SCHUBERT, FRANZ |f [componist]" . . "100902" . "174453" . . . "Frohsinn, zangstem, piano, D. 520 (1817, F gr.t.)" . "108483" . . . "100902 108483 174453 174454 CASTELLI, IGNAZ FRANZ |f [tekstdichter] Frohsinn, zangstem, piano, D. 520 (1817, F gr.t.) SCHUBERT, FRANZ |f [componist]" . "174454" . "100902" .