In the article the miniature books of the 20th-21st centuries are systematized and characterized as a kind of bibliophilic editions, which make up a separate collection of the Department of Old Printed Books and Rare Editions of V. Vernadsky National Library of Ukraine. The conducted research provides the fond description with the classification of miniature books contents, sizes, forms, places, dates, editions languages and art design. The subjects’ specifics of the miniature books, associated with the time of their publication, are indicated. Selected are bright examples of book art in miniature editions distinguishing them from the other printed editions. Along with the books’ general characteristics, their informative and artistic signi...