This category is within the scope of WikiProject Years, a collaborative effort to improve the coverage of Years 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.YearsWikipedia:WikiProject YearsTemplate:WikiProject YearsYears 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
This category is within the scope of WikiProject Astronomy, which collaborates on articles related to Astronomy on Wikipedia.AstronomyWikipedia:WikiProject AstronomyTemplate:WikiProject AstronomyAstronomy articles
This category is within the scope of WikiProject Biography, a collaborative effort to create, develop and organize Wikipedia's articles about people. All interested editors are invited to join the project and contribute to the discussion. For instructions on how to use this banner, please refer to the documentation.BiographyWikipedia:WikiProject BiographyTemplate:WikiProject Biographybiography articles
Start a discussion about improving the Category:18th-century Dutch astronomers 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 "Category:18th-century Dutch astronomers" page.