31From Thomas Jefferson to Caspar Wistar, 22 March 1802 (Jefferson Papers)
What I am now to write about will be in perfect confidence between ourselves. the legislature is...
32From Thomas Jefferson to Caspar Wistar, 4 December 1801 (Jefferson Papers)
I have the pleasure to inclose for communication to the society observations made on a lunar...
33From Thomas Jefferson to Caspar Wistar, 31 March 1801 (Jefferson Papers)
By the preceding post you will have recieved some Observations transmitted [here] by Mr. Legaux,...