Letter	Sub heading
A	Scandinavian studies
B	Scandinavian common tongue
C	Scandinavian literature
E	Runology
RA	Greenland studies - general studies
RB	Greenland studies - Eskimo language in Greenland
RC	Greenland studies - Literature in Greenland
TA	Norse culture in Great Britain - general studies
TB	Norse culture in Great Britain - Language
TC	Norse culture in Great Britain - Literature
W	Lappish studies