The Vanishing Book

Two branches of one family's story from 1202 to the present, based on a genealogical tree found in a trunk under a dying man's bed. A precious book vanishes then reappears repeatedly in the tale. How will the chief librarian of the first free Public Library in Manchester, England deal with this? How does the famous author, Charles Dickens, connect to this story? Who else is involved in this intriguing tale, based on facts drawn from the family tree?