Whittelsey, Charles Barney. Historical Sketch of Joseph Spencer, Major-General of the Continental Troops, Member of the Council of Safety, Congressman, Judge, Deputy, Deacon and Farmer. First. Hartford: The Case, Lockwood & Brainard Co., 1904.
Sons of the Revolution. Connecticut Society. Decennial Register of the Society of the Sons of the Revolution in the State of Connecticut. 1893-1913. Hartford, CT: The Society, 1913.
Memoirs and Papers
No assembled collection. Researchers must investigate Spencer’s correspondents.