Derme Miktarı Total of 141,847,810 items in the collections, including: 21,218,408 cataloged books in the Library of Congress classification system 11,599,606 books in large type and raised characters, incunabula (books printed before 1501), monographs and serials, music, bound newspapers, pamphlets, technical reports, and other printed material 109,029,796 items in the nonclassified (special) collections.