A collection that includes source material required for dissertations and independent research. It will contain publications, manuscripts, and other materials and data in a variety of forms as appropriate, and may include conference proceedings, professional society publications, research reporting, new findings, scientific experimental results, and other information useful to researchers. Although English materials dominate, the collection includes pertinent material in relevant foreign languages. It also includes the important reference works, a wide selection of specialized monographs, and special collections if appropriate to the field, as well as major indexing and abstracting services in the field. Most Frequently Cited by Chemical Abstracts.
Older material is retained for historical research.
Most Frequently Cited by Chemical Abstracts. The aim, if not the achievement, is exhaustiveness.