Airbertach mac Cosse

Airbertach mac Cosse, died 1016, was an Irish poet, lector and later superior of the monastery of Ros Ailithir (now Rosscarbery), on the coast of south-west County Cork. Rofessa i curp Domuin Dúir, a poem on the geography of the world, is ascribed to him in both the Rawlinson B 502 and the Book of Leinster. ...
Found on http://en.wikipedia.org/wiki/Airbertach_mac_Cosse
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