Percy was developing a genuine (but grudging) interest in Muggle history, thanks to Minister Grindelwald's suggested reading when he'd run into him at the bookstore in Hogsmeade. He'd been surprised when Oliver had agreed to come along with him to the museum, but pleased that he wouldn't be going alone.
He stared at the facade for a moment longer, then shook his head. "I think there's modern things in the next room," he offered. "Care to move on?"