"These hallowed halls, which some swear are haunted, also harbor a deep history--both extraordinary and unsettling--and that is an equally important part of America's story. There is an entire universe tucked away inside the Capitol, and ... Kate Andersen Brower highlights the historic firsts, the building's restricted nooks and crannies, and the staffers--from pages to doorkeepers to librarians--who ensure that American democracy stays on track"--