Knowledge arcana: You recall hearing about this sort of thing during the last days of the war. Magical tapestries that allow instantaneous transportation to the location depicted. There were some drawbacks that you can't quite remember - something about the "instantaneous" part.
Search: In the correspondence box on the desk, you find the typical documents associated with the business of a great House - bills and orders, contract proposals and requests for aid, and a myriad of other uninteresting items. One letter, however, catches your eye: a much-wrinkled letter of soft parchment (it appears to have been crumpled and re-smoothed many times) bears the seal of Cannith's research division, as well as a personal seal that you don't recognize. The letter is written in an encryption, but the signature is easily discernible - Mir. d'Cannith.
Alroc: You hear the unmistakable sounds of combat from somewhere nearby. The thwack of broadcloth arrows smacking targets, the clash of steel on steel, and above it all the harsh shouts of a weapons master trying in vain to "make some sort of warrior out of these stupid sacks of puke". Following your ... do warforged have ears? ... following your auditory sensory apparatus, you manage to locate the practice field and the weapons master.
