Wilhelm Christopher Holst (born 27 October 1895 in Drammen - Norway, died 2 November 1949 in Oslo - Norway) was a Norwegian businessman who worked for the French resistance movement Free France during World War II, as a P2 agent and Chef de Reseau Billett (Alexandre) in France. After the German invation of Norway April 9 1940, and the Germans execution of his two sons, 15 & 16 years old, April 15 1940, he mobilized a strong dislike for the nazis and founded the secret circuit Billet, based in Paris and Marseille, on the memorial day in 1941. Prior to this, he worked for MI9 and was related to the operation of the Pat O'Leary Line in Marseille. In spring 1941 he was recruited through the Norwegian Ministry of Defense's intelligence office in London, as one of the first five Special Operati