 Rutgers–Newark is classified by the same organization as "RU/H," meaning Research Intensive University, High research activity and Rutgers–Camden is given the classification of "Master's M," signifying the university's inclusion in the Master's Colleges and Universities category as a medium-sized institution.The Rutgers University Libraries (RUL) system consists of twenty-six libraries, centers and reading rooms located on the University's four campuses.Housing a collection that includes 4,383,848 volumes (print and electronic), 4,605,896 microforms, as well as a wide array of electronic indexes and abstracts, full-text electronic journals, and research guides, Rutgers University Libraries ranks among the nation's top research libraries.