Norsk konversasjonsleksikon Kringla Heimsins is a Norwegian encyclopedia published in six volumes from 1931 to 1934, edited by librarian at Stortinget, Wollert Keilhau. A second edition was issued in eight volumes from 1948 to 1954, edited by Keilhau, Peter Kleppa and Knut Tvedt. It was published by the publishing house Nasjonalforlaget.
References
- Bloch-Hoell, Nils Egede. "Wollert Otto Hallvard Konow Keilhau". Store norske leksikon (in Norwegian). Oslo: Kunnskapsforlaget. Retrieved 8 October 2010.
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