1From Thomas Jefferson to David Rittenhouse, 12 June 1790 (Jefferson Papers)
I know not what apology to make for the trouble I am about to give you. I am sure I must call...
2From Thomas Jefferson to David Rittenhouse, 1[5] June 1790 (Jefferson Papers)
I inclosed you, the day before yesterday a rough draught of the report I had prepared on the...
3From Thomas Jefferson to David Rittenhouse, 20 June 1790 (Jefferson Papers)
I inclosed you on the 17th. the alterations I had made in my report in consequence of the Bp. of...
4From Thomas Jefferson to David Rittenhouse, 26 June 1790 (Jefferson Papers)
Your favor of the 21st. came duly to hand, and I admit all your corrections with great...
5From Thomas Jefferson to David Rittenhouse, 30 June 1790 (Jefferson Papers)
Your favor of the 25th. came to hand last night, for which I give you many thanks. The conversion...