1From James Madison to Richard O’Brien, 10 May 1802 (Abstract) (Madison Papers)
...son Captain OBrian’s salary,” see Daniel Brent to Mark Langdon Hill, 13 May 1802, and JM to...
2To Thomas Jefferson from John Langdon, with Jefferson’s Note, 12 October 1803 (Jefferson Papers)
I have this day received a letter from Mark L. Hill Esq of Georgetown Kennebec, a very...Hill &...