This category is within the scope of WikiProject History, a collaborative effort to improve the coverage of the subject of History 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.HistoryWikipedia:WikiProject HistoryTemplate:WikiProject Historyhistory articles
This category is within the scope of WikiProject Science, a collaborative effort to improve the coverage of Science 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.ScienceWikipedia:WikiProject ScienceTemplate:WikiProject Sciencescience articles
This category falls within the scope of WikiProject Netherlands, an attempt to create, expand, and improve articles related to the Netherlands on Wikipedia. If you would like to participate, visit the project page where you can join the project or contribute to the discussion.NetherlandsWikipedia:WikiProject NetherlandsTemplate:WikiProject NetherlandsNetherlands articles
