The Society of American Archivists has the following information about locating archival resources:
How do you locate archives that might have materials appropriate for your research? In addition to using online search engines like Google, here are some resources to consult:
Tennessee Virtual Archives TeVA
A digital repository of Tennessee history and culture created by the Tennessee State Library and Archives. The mission is to bring electronic versions of the state’s rich collections to a wider audience. TeVA provides a searchable array of historical records, photographs, documents, maps, postcards, film, audio and other original materials of enduring value.