Notes: He probably appears as Dux Æthelberht 12 before he becomes king.
BDDAB, p. 19; CDNB 1:944; DNB 18:18-19 = 6:882-3; Sean Miller, ‘Æthelberht (d. 865)’, ODNB.
ASC: Anglo-Saxon Chronicle: Base te... (37)
Asser.VitAlfredi: Life of Alfred (9)
EMC Coin (126)
S1199 (3)
S1507 (3)
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S266 (5)
S295 (2)
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Æthelweard.Chron: Chronicle of Æthelweard (21)