- Paul Revere’s deposition about his ride from 1775, at the Massachusetts Historical Society.
- Paul Revere’s more detailed letter about his ride from 1798, also from the Massachusetts Historical Society. This was the account Henry W. Longfellow read as he researched the historical event.
- The Massachusetts Historical Society’s extensive “Coming of the American Revolution” collection.
- The American Antiquarian Society discusses its collection of Paul Revere’s engravings.
- Collection of Longfellow poems from the Maine Historical Society.