Board Thread:Skyrim/@comment-124.169.105.9-20130808064355/@comment-4057437-20130808075302

There are multiple ones. Ralis Sedarys at Kolbjorn Barrow has a unique one called Hoarfrost. It can be taken from him if he is killed at the end of the quest Unearthed, or, if he isn't killed, pickpocketed from him or taken from him if he is used as a follower.