Historical Collections

Reference Services

The Historical Collections reference staff offers general and specific information on the collections and services of the Historical Collections Department, as well as assistance in effectively using the guides and finding aids to the collections. Certain services may incur a fee.

Use the Reference Request Form for all initial inquiries.

Research Services for the R.G. Dun & Co. Collection

Historical Collections reference staff will conduct a search for business or individual names in the R.G. Dun & Co. index volumes for a fee. Click for more information about this service.