The following article is an excerpt from the introductory and concluding chapters of research conducted under the above heading. The article presents the aims, method of work, the archival and library materials used and guidelines for the conservation and restoration of manuscripts. The study also includes a historical outline of the development of book bindings, a detailed analysis of the individual structural elements of medieval bindings in Slovenia, a summarised presentation of the individual structures, binding techniques and materials found in the preserved medieval documents which are kept in the Slovene public archives and libraries. Furthermore, it also contains a glossary of the specific technical terms connected with the binding seen as a book segment, as well as a catalogue of all the bindings analysed to dale, which includes a list of the findings of the study, sketches, graphite prints and photographs.