| Arts and Humanities | |
| 1500-1955 | National Union Catalog, pre-1956 imprints |
| Canada | |
| 1500-1955 | National Union Catalog, pre-1956 imprints |
| China | |
| 1900-1988 | Chinese Periodicals in the Library of Congress : A Bibliography |
| France | |
| Bibliotheque Nationale | |
| Germany | |
| National Library of Germany (Deutsche Bibliothek) | |
| Great Britain | |
| 1950-1985 | British National Bibliography |
| History | |
| 1500-1993 | National Union Catalog of Manuscript Collections |
| Science | |
| 1500-1955 | National Union Catalog, pre-1956 imprints |
| Social Sciences | |
| 1500-1955 | National Union Catalog, pre-1956 imprints |
| Sweden | |
| 1601-1700 | Swedish Bibliography - The 17th Century |
| Turkey | |
| 1934- | Türkiye Bibliyografyasi |
| United States | |
| 1500-1955 | National Union Catalog, pre-1956 imprints |
| 1500-1993 | National Union Catalog of Manuscript Collections |