| Art | |
| 1991-current | Bibliography of the History of Art: BHA = Bibliographie d'histoire de l'art |
| Arts and Humanities | |
| Index to Microform Collections | |
| ????-1949 | Union List of Microfilms |
| 1500-current | WorldCat (OCLC Bibliographic Database) |
| Germany | |
| 1920-1945 | Catalog of Files and Microfilms of the German Foreign Ministry Archives |
| Science | |
| Index to Microform Collections | |
| ????-1949 | Union List of Microfilms |
| 1500-current | WorldCat (OCLC Bibliographic Database) |
| Social Sciences | |
| Index to Microform Collections | |
| ????-1949 | Union List of Microfilms |
| 1500-current | WorldCat (OCLC Bibliographic Database) |
| Technology | |
| 1963-current | Government Reports Annual Index (NTIS) |