The collection contains various publications related to the history of Sofia University “St. Kliment Ohridski”. It has three sub-collections:
- Resources for the history of Sofia University – published printed books, albums, and other documents related to the development of the University;
- University courses – contains information for the courses of the University from 1897 to 1982;
- Resources for the history of the University Library – printed books on the history and development of the library, library regulations and other documents.