Useful internet sites

• ECHO (Exploring and Collecting History Online) Virtual Center: a comprehensive resource providing a centralized, annotated guide to websites on the history of science and technology.
• Science Museum Library: the online catalogue of the Science Museum Library, together with online exhibitions, and links to other libraries and sources of information for the history of science, technology and medicine.
• Smithsonian Institution Libraries: impressive website containing an online catalogue and a wide range of digital resources and online exhibitions.
• University of Manchester, Centre for the History of Science, Technology and Medicine: includes an online catalogue of the National Archive for the History of Computing and links to other Web sites in the field.

The University of Manchester is not responsible for the content of external internet sites.