Whenever you’re ready, speak to Silus once again to hear about a job offer. Oblivion fans will recognize most of the items Silus has collected. Silus will allow you to browse the contents of the museum, although you can continue the quest by talking to him straight away. Walking near the museum will trigger a scripted dialogue sequence between Silus, the museum owner, and court wizard Madena.
It can be found near the coastline on the north end of town. The Museum of Mythic Dawn, known as Silus Vesuius’s house in-game, is the museum the pamphlet referred to. Should you reach travel to Dawnstar before the courier delivers the invitation, you can walk up to the museum to start the quest. After you reach level 20, a courier will deliver an invitation to visit a new museum in Dawnstar.
