- Islandora Repository
- Revolutionary Philadelphia
- APS Objects
- Vaughan, John to William Temple Franklin, 1780 January 8
- Vaughan, John to William Temple Franklin, 1781 April 10
- Vaughan, John to William Temple Franklin, 1781 April 7
- Vaughan, John to William Temple Franklin, 1781 December 13
- Vaughan, John to William Temple Franklin, 1781 March 10
- Vaughan, John to William Temple Franklin, 1781 October 1
- Vaughan, John to William Temple Franklin, 1782 March 8
- Vaughan, John to William Temple Franklin, 1782 May 18
- Vaughan, John to William Temple Franklin, 1782 May 29
- Vaughan, John to William Temple Franklin, 1782 November 12;15
- Vaughan, John to William Temple Franklin, 1782 October 1
- Vaughan, John to William Temple Franklin, 1782 October 10
