This article is within the scope of WikiProject Middle Ages, a collaborative effort to improve the coverage of the Middle Ages on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.Middle AgesWikipedia:WikiProject Middle AgesTemplate:WikiProject Middle AgesMiddle Ages articles
This article is within the scope of WikiProject Poland, a collaborative effort to improve the coverage of Poland on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.PolandWikipedia:WikiProject PolandTemplate:WikiProject PolandPoland articles
Start a discussion about improving the Duke of Masovia page
Talk pages are where people discuss how to make content on Wikipedia the best that it can be. You can use this page to start a discussion with others about how to improve the "Duke of Masovia" page.
