[From Thomas Jefferson to Cassini, 13 June 1787]
To Cassini
[Paris 13 June 1787. Entry in SJL under this date reads: “Cassini. le comte de à l’Observatoire royal.” Not found.]
[Paris 13 June 1787. Entry in SJL under this date reads: “Cassini. le comte de à l’Observatoire royal.” Not found.]