The Faroese philologist Jakob Jakobsen recorded some 10 000 Norn words and published three works on the language: Det norrøne sprog på Shetland (his doctoral thesis of 1897), Shetlandsøernes stednavne (1901, in English translation 1936) and Etymologisk ordbog over det norrøne sprog på Shetland (1908–21, English translation 1928–32).Jakobsen, n.d.
Jakobsen’s phonetic transcriptions follows the Norvegia tradition,The phonetic characters are omitted here. For the Norvegia phonetic transcription system, see Storm, 1884. while his practical orthography shown in An Etymological Dictionary of the Norn Language in Shetland incorporate some characters from the surrounding Scandinavian languages. Jakobsens spelling treat “v” and “w” as equivalent.Jakobsen, 1928–32.
Jakobsen, J. (1897). Det norrøne sprog på Shetland [The Norse language on Shetland] [Doctoral Thesis]. W. Prior.
Jakobsen, J. (1901). Shetlandsøernes stednavne [The place names of the Shetland islands]. Thiele.
Jakobsen, J. (1928–32). An Etymological Dictionary of the Norn Language in Shetland (Vols I–II). Copenhagen.
Store norske leksikon. (2005–07). Jakob Jakobsen. In Store norske leksikon. Retrieved 18 September 2026 from snl.no
Storm, J. (1884). Norvegia [Phonetic Transcription System]. In Norsk Lydskrift med Omrids av Fonetiken, pp. 19–132. Det Kongelige Frederiks Universitet.