The chronological emphasis is on the eighteenth and nineteenth centuries. The collection is not strong on Breton, Manx, and Cornish material. Local oral history collections are accepted. Language English predominates. Some Gaelic language material is also included.
Older material is listed in a card and microfiche catalogue.
LC subject headings and classification are used. There are partial indexes to several journals. It is available for limited hours only during the summer. As the condition of the material warrants. Publications Describing Collection None at present.