Search Tools to Discover Physical Archives Collections
The following tools can be used to search descriptions of archives collections. This will not provide images of specific items in the collection, but it can at least reveal which libraries and institutions own useful collections on a subject.
Includes over 5 million records describing archival materials, bringing together information about historical documents, personal papers, family histories, and more. With over 1,000 different archival institutions represented, ArchiveGrid helps researchers looking for primary source materials held in archives, libraries, museums and historical societies.
Using Archives: A Guide from the Society of American Archivists