| CtHi | Connecticut Historical Society |
| CtY | Yale University |
| DLC | Library of Congress |
| DNA | National Archives |
| M-Ar | Archives Division, Secretary of State, Boston |
| MB | Boston Public Library |
| MHi | Massachusetts Historical Society |
| MWA | American Antiquarian Society, Worcester |
| MeHi | Maine Historical Society |
| NHi | New-York Historical Society |
| NNC | Columbia University Libraries, Rare Book and Manuscript Library |
| PHi | Historical Society of Pennsylvania |