1To Thomas Jefferson from Charles Douglas, 16 May 1801 (Jefferson Papers)
I cannot dispense with troubling you with my acknowledgments for your condescension in being...
2To Thomas Jefferson from Charles Douglas, 27 June 1801 (Jefferson Papers)
I beg you to permit the inclosed letter to apologise for this application. I have sought to...
3To Thomas Jefferson from Charles Douglas, 20 April 1802 (Jefferson Papers)
I return your Treatise on the Kine Pock with many thanks.—You will find it in good order. Some...