Van Wyck, Pierre C.:
Notes to Autobiography, Philip Van Cortlandt.
Magazine of American History, Vol. 2. p. 278.
Washington, General George:
Instructions to General Sullivan.
Historical Magazine. Second Series. Vol. 2. pp. 139-141.
Letter to John Jay, President of Congress.
Magazine of American History. Vol. 3. p. 142.
Letter to War Council. July 5th, 1779. (As to Sullivan's disappointment as to Pennsylvania's assistance.)
Pennsylvania Archives. First Series. Vol. 7. p. 535.