What is associated with: a 1783 letter signed by this general future president was stolen in the 1940s but turned up at a 2006 auction?

What is associated with: a 1751 book by david hume in this area of philosophy argues that altruism is human nature? What is associated with: a 1759 document records arthur guinness signing a 9000 year lease on a brewery at st james gat… What is associated with: a 1761 work by the great anatomist morgagni has records of 640 of these procedures? What is associated with: a 1765 british law required of colonists this fractional act housing british soldiers? What is associated with: a 1786 mozart opera concerns his nuptials? What is associated with: a 1787 mozart serenade or a 1973 sondheim show? What is associated with: a 1788 marble statue of george washington sculpted by this frenchman stands in virginias state… What is associated with: a 1790s engraving by robert dodd shows this bountiful captain some of his officers being set a…