Gold Reward File:GoldIcon.png Reputation Disposition Type Creatures Enemies Quest ID Lost to the Ages is a quest in The Elder Scrolls V: Dawnguard. The quest details the investigation of a lost ancient Dwemer secret and the search for four pieces of solid Aetherium. The quest can be started by locating and reading a copy of the book The Aetherium Wars. The quest can also be started by entering Arkngthamz and talking to Katria, skipping directly to the second part of the quest.