At the age of 17 Andersen debuted in the Universitetets Aula (1920). He appeared regularly with the broadcasting organization
Norwegian Broadcasting's studios, often in duet with violinist
Ernst Glaser and the Filharmonisk Selskaps string quartet, where he bore the nickname «Kalle cello». He also mace quite a few compositions in
neoklassisk style, like his trio for cello, clarinet and flute (played by Alf Andersen (1928-1962) and Richard Kjelstrup), his contribution in the competition to the opening of
Oslo rådhus, and
Harlequin in
twelve-tone technique for piano (1957). In 1952 he received the first prize from the Norwegian Society of Composers annual award. == Referanser ==