1Thomas Jefferson to Martha Jefferson Randolph, 6 June 1814 (Jefferson Papers)
I have for some time been sensible I should be detained here longer than I had expected, but could not till now judge how long. Chisolm will finish his work in about 10. days, and it is very essential that I should see the walls covered with their plates, that they may be in a state of preservation. this will keep me 3. or 4. days longer, so that I expect to be here still about a fortnight...