1From George Washington to Matthew Campbell, 7 August 1772 (Washington Papers)
In reply to your Letter of the 4th I think it a piece of Justice due to you to acknowledge that I...
2From George Washington to Matthew Campbell, 22 January 1785 (Washington Papers)
Understanding that Mr Wilson of Alexandria was empower’d to sell the plaister of Paris which you...
3From George Washington to Matthew Campbell, 1 March 1785 (Washington Papers)
You cannot be more concerned than I am at the misunderstanding respecting the plaister of Paris,...