1Thomas Jefferson to Bernard Peyton, 1 August 1820 (Jefferson Papers)
Mark Langdon Hill
2Thomas Jefferson to Mark Langdon Hill, 5 April 1820 (Jefferson Papers)
Governor Langdon..., to it’s republican tack. this made me the mark for every shaft which calumny &
3Memorandum Books, 1801 (Jefferson Papers)
Pd. Mr. Langdon balance of travellg. expences 1.5.Gave Phill for exp. to & from Mrs. Marks’s 1.D.
4Memorandum Books, 1771 (Jefferson Papers)
Delivd. Sum. to Jas. Marks with directions what returns to make....Langdon. A petn. to be entd....
5Memorandum Books, 1770 (Jefferson Papers)
...the Calf pasture on the East side of the Laurel hill part (perhaps) of a larger tract patd. by...
6Memorandum Books, 1769 (Jefferson Papers)
...on the North river of Shenandoe including the Bald hill Augusta. Recd. 58/3. Entd. in S...