After a lengthy education both in Norway and abroad, he debuted as a painter at an exhibition in Oslo's Kunstnerforbundet art gallery in 1927.
He had a close friendship and collaboration with Ingeborg Refling Hagen and her circle,[4] and was one of the artists that decorated Stein School in Nes, which is now a museum.
Among other things, he painted a scene from the old Norse sagas in the hall at the school.
The painting De eligerede mænd (The Elected Men) is considered Dal's chief work.
[1][2] The artist's last major assignment was created for the Royal Palace in Oslo between 1955 and 1960, and it depicts Haakon VII taking his oath as king.