1To Thomas Jefferson from John Threlkeld, 25 March 1807 (Jefferson Papers)
about two years ago, I saw a peach apricot (at Hepburns Garden in the City) belonging to you &...
2To Thomas Jefferson from John Threlkeld, 23 November 1807 (Jefferson Papers)
Mr Threlkeld is much Obliged to Mr Jefferson for the trees & seeds he has the honor to Send him...