Universität Bonn

University and State Library

Bonn University and State Library

The bonnus search portal

Search in bonnus

Main Library

Opening times
Mon. - Sun.: 8 am to midnight
Borrowing and returning items
Mon. - Sun.: 10 am to midnight

MNL Branch Library

Opening times
Mon. - Sun.: 8 am to midnight
Borrowing and returning items
Mon. - Sun.: 10 am to midnight


Mon. - Fri.: 10 am to 5 pm
HB: information@ulb.uni-bonn.de
HB Tel.: +49 228 73-7525
MNL: benutzungmnl@ulb.uni-bonn.de
MNL Tel.: +49 228 73-3405
Latest News
Tender summer nights with CAMPUS Garden and CAMPUS Festival

From July 9th to 12th 2024 the CAMPUS Garden will take place on the Poppelsdorf Campus in front of the MNL Branch Library. The event will culminate in the CAMPUS Festival on Saturday, July 13th.

Bergfest – Celebrate achievements and recharge your batteries

The Central Student Advisory Service invites you to the Bergfest in the Botanical Garden on July 4th 2024.

New booking system version – to be launched on July 5th 2024

New version of workspace booking system offers more features and improved user interface

Keeping your eye on the ball – Football in literature

New exhibition in the Main Library reading room in time for the European Championship

Contacts & bank details

Information on the USL’s organizational structure, including all its divisions, details of who is responsible for what, and an overview of contacts from A to Z.

For researchers from the University of Bonn

Research data management

The Research Data Service Center can assist you with all aspects of research data management, from planning and proposing research projects to publishing and archiving your research data.

Open Access Service Center

The service center provides you with comprehensive support, from details of current funding opportunities through to advice and information on choosing the right license.

bonndoc—the University of Bonn’s publication server

Academic works from the University can be published electronically on bonndoc.

Specialist advice

The team of subject librarians can give you wide-ranging specialist advice on things like literature searches, reference management and requesting the purchase of new items.

Further services and projects

DSC00032 - Medienzentrum PCs.jpg
© Sebastian Weule / ULB Bonn

Media Center in the MNL Branch Library

The Media Center in the MNL Branch Library offers PC workstations, equipment loans and training sessions and serves as a one-stop shop for all the University of Bonn’s media offerings.

© ULB Bonn

NS-Raubgut project

The project is designed to produce the first-ever systematic review of the USL’s old holdings focusing specifically on books seized as a result of Nazi persecution and is the largest undertaking of its kind currently underway in Bonn.

Historical newspapers
© ULB Bonn

Digitization of historical newspapers in NRW

The government of North Rhine-Westphalia has been funding a state-wide project to digitize its historical newspapers since 2017.

© BonnerBibliotheken

The BonnerBibliotheken partnership

This lets you run simultaneous searches in the catalogs of public libraries based in Bonn and the surrounding area.

Logo Sammlungen
© Thomas Häpp / ULB Bonn

Cultural heritage in the USL

If you have any questions about the items we hold, would like to do some research in our collections, are interested in historical and cultural studies in the Rhineland region or want to deposit your publication with us as an obligatory copy, our website is just the right place for you.

Wird geladen