The Library- most of the books are rare! It's one of the largest collections of hard-copy paper books anywhere in the commonwealth! Yes, there are also a fair share of cartridges and old drives. The Archives (attached but not really officially IN the library) is where...
... you'll find the remnants of historic data centers. Dr. Eiflman is a scholar of twenty-first-century microblogs. He studies what remains of the records of LiveJournal, Twitter, ICQ, MySpace, Tumblr, Facebook, Bluesky, etc. (This isn't delved into at all in the story other than Nora having...
... to organize all his hard drives.) The Stables 🤣 Really just the old loading dock, but Elroy Berton, 3rd Duke of Southwater, named it The Stables after the outbuildings of his beloved manor, and hung the iron gate from the original property around the entrance. It is defunct now and boarded up.
Oh that's all very fun! Given how much historians love, for instance, Sam Pepys or the papyrus stuffing from the crocodile mummies, I can only presume they would go absolutely *bonkers* for preserved copies of social media!