Route map of Det Norske Luftfartselskap's international services in 1947. Source: [1]
Blank_map_of_Europe_EU27_iso3166-1_code.svg
Blank_map_of_Europe_EU27_iso3166-1_code.svg: Amibreton (talk) 11:46, 14 March 2009 (UTC)
derivative work: Arsenikk (talk)