1Thomas Jefferson to Constantine S. Rafinesque, 7 November 1819 (Jefferson Papers)
A long and severe illness, from which I am but now recovering must apologise for this late...
2Thomas Jefferson to Constantine S. Rafinesque, 6 November [1820] (Jefferson Papers)
Your favor of Oct. 18. was recieved yesterday. the three letters on Alleganian antiquities have...
3Thomas Jefferson to Constantine S. Rafinesque, 20 February 1822 (Jefferson Papers)
I recieved yesterday your favor of the 2 d . the accompaniments mentioned in it will probably...
4From Thomas Jefferson to Constantine Samuel Rafinesque, 9 October 1822 (Jefferson Papers)
Your favor of Sep. 24. is recieved, and I thank you for the seeds it covered. too old to plant...
5From Thomas Jefferson to Constantine Samuel Rafinesque, 11 August 1824 (Jefferson Papers)
It is with regret I am obliged to return your letter, for want of a recollection of the name of...