Op. 14b (1931) Íslendingaljóð (Poems of Icelanders) for male chorus, Op. 15a (1931) Sjavarvísur (Ocean Verses) for male chorus, Op. 15b (1931) 3 Organ Preludes, Op. 16 (1931) Íslenskir söngdansar (Icelandic Dance-Songs) for chorus and instruments ad lib, Op. 17a (c. 1931) 2 Songs for voice and piano, Op. 18a (1931) 2 Songs of the Edda (Love Verses from the Edda) for tenor and piano, Op. 18b (1931–32) Nocturne for harp, Op. 19a (c. 1934) 2 Icelandic Folk Songs for voice and piano, Op. 19b (1934) Edda, Part 1 "The Creation of the World", Op. 20 (1932–37) Mors et Vita, Op. 21 (1st String Quartet) (1939) Guðrúnarkviða, Op. 22 (1940) 3 Songs for voice and piano, Op. 23 (1941) 3 Saga Songs (3 Songs from Icelandic Sagas) for tenor and piano, Op. 24 (1941) Songs from the Saga Symphony for tenor and piano, Op. 25 (1941) Sögusinfónía (Saga Symphony), Op. 26 (1941–42) 3 ættjarðarsöngvar (3 Patriotic Songs) for male chorus, Op. 27 (1927–43) 3 söngvar eftir Jónas Hallgrímsson (3 Verses by Jónas Hallgrímsson) for chorus, Op. 28 (1943) Íslendingaljóð (Poems of Icelanders) for male chorus, Op. 29 (1943) Íslendingaljóð (Poems of Icelanders) for chorus, Op. 30 (1943) 3 Ancient Songs for voice and piano, Op. 31 (1944) 3 alþýðusöngvar (3 Folksongs) for chorus, Op. 32 (1945) Torrek, Op. 33a (1947) Requiem, Op. 33b (1947) Baldr, Op.34 (1943–47), A Choreographic Drama in Two Acts Erfiljóð (Elegies), Op. 35 (1948) Vita et Mors, Op. 36 (2nd String Quartet) (1948–51) Fjallasöngvar (Mountain Verses) for mezzo-soprano, baritone, male chorus, timpani, percussion and double bass, Op. 37 (1948) Þorgerðarlög (Songs of Thorgerdur) for male chorus, flute, viola and cello, Op. 38 (1948) 2 söngvar (2 Songs) for male chorus, Op. 39 (1948–61) Réminiscence du nord, Op. 40 (1952) Landfall – Overture, Op. 41 (1955) Edda, Part 2, "Líf guðanna" (The Lives of the Gods), oratorio for soli, chorus and orchestra, Op. 42 (1951–66) Baptism Invocation for baritone and organ, Op. 43 (1957) Trois peintures abstraites, Op. 44 (Þrjú óhlutræn málverk) (1955) Memorial Songs on the Death of Jónas Hallgrímsson for mezzo-soprano/baritone and piano, Op. 45 (1958) Vorvísa (Spring Song), Op. 46 (1958) Turmglockenspiel über Themen aus Beethovens Neunter Symphonie for carillon (1958) Das Leben muss trotz allem Stets weiter gehen for carillon (1958) Es ist ein Ros entsprungen for folksong, chorus (arr. 1958) Stand, House of Stone for tenor and piano, Op. 47a (1958) Jónas