1To James Madison from David Rittenhouse, 10 July 1789 (Madison Papers)
Engaged as you are in business of the greatest importance as well as difficulty, and harrass’d by a thousand importunate applications, I am fully sensible of the impropriety of troubling any of my friends in Your situation, even with a letter, unless I had either some useful information or matter of amusement to communicate. Permit me nevertheless, by this method, to recommend to your notice...