1To Thomas Jefferson from Robert Patterson, 18 December 1790 (Jefferson Papers)
You will not, I am persuaded, be displeased with any hint, though from one who has not the honour...
2From Thomas Jefferson to Robert Patterson, 27 March 179[8] (Jefferson Papers)
In the lifetime of mr Rittenhouse I communicated to him the description of the mouldboard of a...
3To Thomas Jefferson from Robert Patterson, 29 March 1798 (Jefferson Papers)
The drawings, model, and description of your mold-board of least resistance , which you have been...
4From Thomas Jefferson to Robert Patterson, 30 March 1798 (Jefferson Papers)
I am much obliged by your letter of yesterday. tho’ I possess Emerson’s fluxions at home, & it...
5From Thomas Jefferson to Robert Patterson, 31 March 1798 (Jefferson Papers)
I return you Emerson with thanks. it has suggested a qualification of the expression in my letter...
6To Thomas Jefferson from Robert Patterson, 25 March 1800 (Jefferson Papers)
I take the liberty of introducing the bearer Mr. Smith an acquaintance of mine from Bucks county....
7From Thomas Jefferson to Robert Patterson, 10 December 1800 (Jefferson Papers)
The annual period for electing a President of the American Philosophical society being now...
8To Thomas Jefferson from Robert Patterson, 2 January 1801 (Jefferson Papers)
I duly received your favour of the 10th. of last month, and communicated your desire to the...
9To Thomas Jefferson from Robert Patterson and Andrew Ellicott, 9 May 1801 (Jefferson Papers)
Should the office of Superintendant of the military stores of the United States, created by an...
10To Thomas Jefferson from Robert Patterson, 8 June 1801 (Jefferson Papers)
Relying on your known goodness—I have taken the liberty of thus introducing the bearer, Mr. John...