[1] Based upon the Latin discourse De correctione rusticorum, by Martin of Bracara, who died in 580.

[2] This discrepancy between the Roman and Scandinavian myths is also noticed by Saxo Grammaticus.

[3] Compare the vow of Hallfred and his companions mentioned on p. 19.

[4] In the ceremony of entering into 'foster-brotherhood,' each person swore to avenge the other, 'and named all the gods as witnesses.'