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Main building of the Herzog August Bibliothek
The Herzog August Library (German: Herzog August Bibliothek — "HAB"), in Wolfenbüttel, Lower Saxony, known also as Bibliotheca Augusta, is a library of international importance for its collection from the Middle Ages and Early modern Europe. The library is overseen by the Lower Saxony Ministry for Science and Culture.
The library was founded by Julius, Duke of Brunswick-Lüneburg, in 1572. In the 17th century it was the largest library north of the Alps.
In 2006 the library housed around 900,000 books, 350,000 of them were printed from the 15th to the 18th century.
Notable librarians have included
Some manuscripts 
- ^ A view on the project and Themenportale: HAB - Digitalisierungsprojekte.
Further reading 
- Andrea Kastens (Hrsg.): Herzog-August-Bibliothek Wolfenbüttel. Westermann, Braunschweig 1978, ISSN 0341-8634
- Leo G. Linder: Die Herzog-August-Bibliothek und Wolfenbüttel. Braunschweig 1997, ISBN 3-07-509702-0
- Helwig Schmidt-Glintzer (Ed.): A treasure house of books: the library of Duke August of Brunswick-Wolfenbüttel (an exhibition at the Grolier Club, 8 December 1998 through 6 February 1999). Wiesbaden 1998, ISBN 3-447-04119-6
External links 
Coordinates: 52°10′01″N 10°31′59″E / 52.167°N 10.533°E