(in English): This study focuses on the faculty libraries of the Charles University in Prague. More precisely, it deals with their collections of manuscripts, old and rare books. The introductory chapters are dedicated to theoretical basis of protection and preservation of historical documents. The main body of the thesis is created by an analysis of historical collections in particular libraries. This analysis is based on a questionnaire survey, on study of sources and on a research carried out during an actual visit to these libraries. Each chapter includes a brief history of the faculty library, the origin of the collection, and other important features such as the size of the collection, its thematic focus and especially the details of the way it is stored and available to readers. Another important focus of this study is to express the needs, the aims and experience of these faculty libraries. A more detailed study is dedicated to the library of The Protestant Theological Faculty. It includes a report about my research into the actual physical condition of the collection. The concluding and summarizing part of this thesis consists of thematically structured chapters, diagrams and tables which try to give an overall perspective on the situation. It tries to define the common grounds and...