Touching the Discs of Norgannon once again makes your hand tingle.  This time, however, a strange grinding noise is heard from inside the discs.$B$BYour backpack suddenly becomes heavier than it was before.  Inside, you discover a miniature version of the discs!$B$BNo doubt, an item of this sort would be invaluable for someone interested in the ancient history of Azeroth.  The sages of Thunder Bluff are such historians, known throughout the Horde; perhaps they can make good use of it.