Kill the First Knight of Dol Amroth.
A Dol Amroth knight's sword (Unique).
Gain access to the First Knights room, then kill him for his sword.
Complete Dol Amroth: Pack, however after you have answered the scribes questions look at The First Knight of Dol Amroth. If he is carrying A Dol Amroth knight's sword then the quest is in and you should kill him and take it.
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