There has been data ("The Duchy of Warsaw, 1807-1815: A Napoleonic Outpost in Central Europe (Bloomsbury Studies in Central and East European History) - ISBN-13 978-1-4725-2414-0") available for this ISBN from the data sources that books-by-isbn.com uses, but not on the latest request on Wed Feb 5 02:36:53 2020, so the data displayed here has been removed .