Regnum Northanhymbrorum

Nomen meridianos regni fines ad aestuarium fluminis Abi indicat.

Numismatica

• Mateusz Bogucki, "Two Northumbrian stycas of Eanred and Aethelred II from Early Medieval Truso in Poland" in British Numismatic Journal vol. 79 (2009) pp. 34-42
• Ron Bude, "The joint coinage of Ecgberht and Eadberht of Northumbria" in British Numismatic Journal vol. 86 (2016) pp. 118-139
• D. M. Metcalf, "The coinage of King Aldfrith of Northumbria (685-704) and some contemporary imitations" in British Numismatic Journal vol. 76 (2006) pp. 147-159
• D. M. Metcalf, ed., Coinage in Ninth-Century Northumbria (BAR British series, 180). Oxoniae: BAR, 1987
• Elizabeth J. E. Pirie, "Early Northumbrian coins at auction, 1981" inBritish Numismatic Journal vol. 51 (1981) pp. 32-51
• Elizabeth J. E. Pirie, The York Hoard, 1831. Llanfyllin: Galata Print, 1994. Recensio huius operis in British Numismatic Journal vol. 65 (1995) pp. 253-254
• Elizabeth J. E. Pirie, "Earduulf: a significant addition to the coinage of Northumbria" in British Numismatic Journal vol. 65 (1995) pp. 20-31
• Elizabeth J. E. Pirie, Coins of the Kingdom of Northumbria c. 700-867 in the Yorkshire collections. Llanfyllin: Galata Print, 1996 recensio huius operis pp. 173-176 de hoc opere pp. 212-214

• Heptarchia
• Index regum Northanhymbrorum

• Prosopography of Anglo-Saxon England.

Haec stipula ad historiam spectat. Amplifica, si potes!