Lars Bo worked with P. Rostrup Bøyesen at Statens Museum for Kunst in the period from 1939 to 1940.
[citation needed] In 1942, he interrupted his studies to join the Danish resistance against the German occupation during the Second World War.
[1] From 1948 to 1950 Lars Bo worked in Johnny Friedläender and Albert Flocons graphic studio in Paris.
Lars Bo moved to Paris in the early 1950s to study art and printmaking techniques at the famous Atelier 17, under the directorship of Stanley William Hayter.
By 1960 Bo had established an international reputation (especially for his original prints) and exhibitions of his art were held in England, the United States and Japan.