This section of the guide explores some of the collections searchable in the Niels Bohr Library & Archives catalog.
- Collections Overview -- Guide to the various named collections that you can search in the catalog that correspond to the categories in the drop down menus and search limits. (Limits and "Item Type")
- International Catalog of Sources (ICOS) -- Background and tips on how to find physical science archival collections in the International Catalog of Sources (ICOS)
- Library Call Numbers -- Guide to understanding and identifying Call Numbers for books in the Niels Bohr Library
