The scientific topicality. Library departments of documentary heritage objects, corresponding stocks and collections of documents which belong to movable heritage objects of national and world culture need special attention from the point of view of the history of their formation, the modern scientific organization and disclosure, that is the relevance of the subject of the present research. Problem statement. Modern scientific ideas concerning departments of documentary heritage objects at

more »

... aries need wide conceptual generalizations at an interdisciplinary level. Such approach offered in our article allows not to be limited only by factual knowledge, chronicle narratives, highly specialized observations and analytics. The methodology of this study are systemic and historical approaches and a problem analysis. The results. The article elucidates specific character of the subdivision of documentary heritage objects as one of the most important library cultural and scientific projects, describes conditions of genesis, the main stages of formation, peculiarities of functioning and development of such subdivision at Korolenko Kharkiv State Scientific Library, in particular in the modern socio-communicative environment. The novelty. The article proves that a characteristic feature of the activities of the department of documentary heritage objects at a scientific library is multi-functionality, and in the modern conditions such department combines in ifs activities functions of research, scientific and educational institutions, information center and production and service center. The practical significance. Offered and substantiated in the article conceptual view of library department of documentary heritage objects as a modern scientific and cultural project can be the basis for systematic work on improvement of such departments at scientific libraries of Ukraine.