Alan Mason Chesney Medical Archives
- Official repository of the Johns Hopkins Medical Institutions.
- http://www.medicalarchives.jhmi.edu/

Abraham M. Lilienfeld Memorial Library
- Serves the Johns Hopkins School of Hygiene and Public Health and the Johns Hopkins Medical Institutions.
- http://www.welch.jhu.edu/about/lil.html

JHUniverse - Libraries and Information Technology
- Guide to Hopkins libraries on its various campuses, access to the online catalog, and information technology links for researchers.
- http://webapps.jhu.edu/jhuniverse/libraries/index.cfm

Sydney R. and Elsa W. Mason Library
- Meets the information needs of the students, faculty, and staff of the Johns Hopkins School of Advanced International Studies (SAIS).
- http://www.sais-jhu.edu/library/

William H. Welch Medical Library
- An academic medical library serving the medical institutions of the Johns Hopkins University (East Baltimore campus).
- http://www.welch.jhu.edu/

Milton S. Eisenhower Library
- The primary research library at Johns Hopkins University, located at the Homewood campus.
- http://milton.mse.jhu.edu/