The KNIR library is a member of the collective catalog URBS (Roman Union of Scientific Libraries). This catalog allows you to search for books, periodicals, articles and other documents present in the libraries of the network or that are accessible online.
A simple keyword search can be done directly in the dialogue box at the top of this page. For direct access the catalog’s home page, click on this link: 
The advanced search option of the catalog allows you to filter your query and thus narrow your results. Filters such as the type of resource, content, language and date ranges are available.
On the URBS catalog home page you can also:
- search by indexes
- search for authority records in the authority file
- consult other catalogs
You can also search for our collection in the following catalogs:
The KNIR is a member of URBiS, and also participates in the USTC (Universal Short Title Catalogue). URBS libraries contribute to the projects Roman Online Bibliography (Bibliografia romana).
