The Wienbibliothek im Rathaus, formerly known as the Wiener Stadt- und Landesbibliothek, is a library and archive containing important documents related to the history of Vienna, Austria. Founded in 1856, the library, which also contains a large collection of local memorabilia, is located in the Rathaus (City Hall) in the Innere Stadt first district of the city, and is the official library of the city and state of Vienna.