The mission of the Archives is to serve as a centralized resource for historical information about the Society and as a repository for the important archival materials it acquires. Records housed in the ANS Archives document the history and development of the Society, its collections, exhibitions, and programs, as well as the contributions of individuals and groups associated with the Society they are unique and irreplaceable assets.
Correspondence, mostly regarding bids, payments, lists of coins sent on approval, and other matters having to do with the buying and selling of coins, along with annotated auction catalogs, notebooks, and glass plate negatives.