Translation of the author's Studier over de nordiske gude- og heltesagns oprindelse, 1ste række, 1881-89, issued in 3 parts with cover-titles: Studien [etc.] 1. reihe, 1.[-3.] heft.
"Der abschnitt s. 289-313 ist für die deutsche ausgabe ganz neu bearbeitet."
The second series, Studier [etc.] anden række: Helge-digtene i den ældre Edda, deres hjem of forbindelser, København, 1896, appeared also in an English translation with title: The home of the Eddic poems with especial reference to the Helge-lays. Rev. ed. with a new introduction concerning Old Norse mythology by the author. Tr. from the Norwegian by W. H. Schofield. London, 1899 (Grimm library no. XI)