International resource for the history of science, technology, and medicine. The database comprises four bibliographies:

• Isis Current Bibliography of the History of Science
• Current Bibliography in the History of Technology
• Bibliografia Italiana di Storia della Scienza
• Wellcome Library for the History and Understanding of Medicine

Indexes journal articles, conference proceedings, books, book reviews, and dissertations published in nearly 9,500 journals from 1975 to the present.