11To Thomas Jefferson from John Ponsonby, 26 June 1802 (Jefferson Papers)
Messrs. Ackermann, Suardy & Co. of London having forwarded to me, some proofs of their Invention...
12From Thomas Jefferson to John Steele, 30 June 1802 (Jefferson Papers)
A press of business yesterday prevented my answering your letter recieved the evening before. I...