Aethelred II of Northumbria, 1st Reign 841-844 AD, AE Styca.  12mm. Phase II Group A, moneyer Leofdegn. 

EDELRED REX around central cross
Moneyer's name LEOFDEJN around central cross. 

Spink 865.
With permission of abccoinsandtokens.com, Sept. 2011.