His book manuscript, An Archaeology of American Letters, explores the cultural politics of epistolary practices in the eighteenth and nineteenth centuries. This presentation, however, draws equally from a second project, “Archives in the Land,” which examines indigenous, settler, and state representations of Native Americans in the Ohio Valley. Mark’s work has been supported by the Newberry Library, the Library Company of Philadelphia, the McNeil Center for Early American Studies, and the American Antiquarian Society, and has been or will be published in Early American Literature and Early American Studies.