Pax Leksikon is a Norwegian political encyclopedia published in six volumes by the Norwegian publishing house Pax Forlag from 1978 to 1981. Editors were Hans Fredrik Dahl, Jon Elster, Irene Iversen, Siri Nørve, Tor Inge Romøren, Rune Slagstad and Mariken Vaa. More than 400 experts contributed to the encyclopedia. The encyclopedia has been made available online. List of volumes This is a list of the six volumes of the encyclopedia Pax Leksikon ( for all volumes 1–6). Volume 1: A-B. Published 1978 () Volume 2: C-G. Published 1979 () Volume 3: H-Ks. Published 1979 () Volume 4: Ku-N. Published 1980 () Volume 5: O-Sn. Published 1980 () Volume 6: So-Å. Published 1981 () References External links Online version. Norwegian encyclopedias Pax Forlag books 1978 non-fiction books 20th-century encyclopedias