There's a guide to using this collection at http://www.nationalarchives.gov.uk/help-with-your-research/research-guides/america-west-indies-calendar-state-papers-colonial-1573-1739/
"When complete, the project will make available to the world approximately 650,000 digitized pages of all known archival and manuscript materials in the Harvard Library that relate to 17th- and 18th-century North America."
Papers of the Friendly Association for Regaining and Preserving Peace with the Indians by Pacific Measures, a Quaker organization founded in Philadelphia in 1756.
"This collection provides insight into the lives of ordinary people from New England and the Mid-Atlantic from the colonial period into the 20th century through property deeds, judicial records and other legal documents, financial records, correspondence, and more. Originals held by the Law Library."
"The Virginia Museum of History & Culture launched Unknown No Longer in 2011 to make accessible biographical details of enslaved Virginians from unpublished historical records in its collections. At the beginning of 2019, the unique content of Unknown No Longer was moved to be hosted on the Virginia Untold portal operated by the Library of Virginia, providing users with access to an expanded collection of resources for researching African American history in Virginia."
"The Library of Virginia's African American Narrative project aims to provide great accessibility to pre-1865 African American history and genealogy found in the rich primary sources in its holdings."