I'm not sure if these have been shared before, please remove if they have.
http://www.museum.ie/Archaeology/Exh...-Clontarf-1014
A brief intro to the objects.
http://www.museum.ie/Archaeology/Exh...Ireland-Videos
A wonderful series of videos...it is worth watching all of these as they may not start out discussing weapons, but there is some very good weapons content within those videos.
Gavin