William Scott, the Earl of Dalkeith, was the future 6th Duke of Buccleuch. He would become one of the wealthiest landowners in
Britain, in possession of Dalkeith Palace, Drumlanrig Castle, and Bowhill House, all in Scotland, and Boughton House in
Northamptonshire. His London home would be Montagu House in Whitehall.
In the story... William dances with Diana at the
ball in May 1856. She hasn't heard from Alan
in eight months. William becomes one more future duke in her pool of potential suitors.