The library at the University of Jordan has 670,000 volumes. In 1977, the department of Libraries, Documentation, and Archives was founded to establish the national library, which had 70,000 volumes in 2002. The Scientific and Technical Information Center in 'Amman holds 47,000 volumes. The University of Jordan for Women, founded in 1991, holds 17,000 volumes. More than half of Jordan's museums are archaeological and historical. 'Amman has four major museums: the Jordan Archaeological Museum, the Folklore Museum, the Popular Life Museum, and the Mosaic Gallery.