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...
2To 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...
3To 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....
4To 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...
5To 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...
6To 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...
7To Thomas Jefferson from Robert Patterson, 19 December 1801 (Jefferson Papers)
The art of secret writing, or, as it is usually termed, writing in cypher , has occasionally...
8To Thomas Jefferson from Robert Patterson, 12 April 1802 (Jefferson Papers)
I have been honored with your favour of the 22d Ult. and feel, with a lively sense, the...
9To Thomas Jefferson from Robert Patterson, 17 April 1802 (Jefferson Papers)
I had the honour, a few days ago , of mentioning to you an interesting experiment which Mr. R....
10To Thomas Jefferson from Robert Patterson, 24 April 1802 (Jefferson Papers)
Agreeably to the directions in your favour of the 17th I am getting a stand made for the sextant...
11To Thomas Jefferson from Robert Patterson, 1 November 1802 (Jefferson Papers)
It was not till the day before yesterday that, upon coming to the city, I received your favour of...
12To Thomas Jefferson from Robert Patterson, 15 March 1803 (Jefferson Papers)
I have been honoured with your favour of the 2d. and thank you for your confidence, which I will...
13To Thomas Jefferson from Robert Patterson, 18 June 1803 (Jefferson Papers)
I recommended to Capt. Lewis, the use of a statistical Table , in which to set down his...
14To Thomas Jefferson from Robert Patterson, 18 April 1804 (Jefferson Papers)
Understanding from the Secretary at War to Dr. Hunter of this expedition is fitting out for the...
15To Thomas Jefferson from Robert Patterson, 30 April 1805 (Jefferson Papers)
Your unexpected & very flattering favour of the 27th. demands my most grateful acknowledgements....
16To Thomas Jefferson from Robert Patterson, 29 June 1805 (Jefferson Papers)
On the receipt of your favour of the 13th. announcing the resignation of Mr. Boudinot, and your...
17To Thomas Jefferson from Robert Patterson, 23 November 1805 (Jefferson Papers)
I have been honoured with your favour of the 16th. inclosing a method of finding the longitude...
18To Thomas Jefferson from Robert Patterson, 14 December 1805 (Jefferson Papers)
A Committee from the Directors of the Bank of the United States have represented to me, as...
19To Thomas Jefferson from Robert Patterson, 16 December 1805 (Jefferson Papers)
The Theodolite, which by advice from Mr. Freeman I purchased of Mr. Biggs, is carefully packed...
20To Thomas Jefferson from Robert Patterson, 30 December 1805 (Jefferson Papers)
Some years ago, I remember to have laid before you a scheme of secret writing , which you were...
21To Thomas Jefferson from Robert Patterson, 3 January 1806 (Jefferson Papers)
Agreeably to former practice, I have the honor, at the commencement of the present year, to lay...
22To Thomas Jefferson from Robert Patterson, 3 March 1806 (Jefferson Papers)
I beg leave to introduce to your notice Mr. Hassler, a Gentleman lately from Switzerland. He is a...
23To Thomas Jefferson from Chandler Price, 8 March 1806 (Jefferson Papers)
I am informed Mr Patrick Ysnardi Son of Joseph Ysnardi Esqr. American Consul at Cadiz, is now on...
24To Thomas Jefferson from Robert Patterson, 25 June 1806 (Jefferson Papers)
The bearer, Mr. Alexr Stuart, is about to remove from this city to the Havanna in the line of...
25To Thomas Jefferson from Robert Patterson, 4 July 1806 (Jefferson Papers)
At the desire of the author, I have the pleasure of transmitting you the enclosed pamphlet, which...
26To Thomas Jefferson from Robert Patterson, 14 October 1806 (Jefferson Papers)
Mr. Adam Eckfeldt, being a skilful mechanic, was employed by Mr. Rittenhouse, when director of...
27To Thomas Jefferson from Robert Patterson, 21 October 1806 (Jefferson Papers)
According to your desire I have sent you by post, N. As. for 98. 99. 06. 07. & 08 The two...
28To Thomas Jefferson from Robert Patterson, 25 October 1806 (Jefferson Papers)
The inclosed is subjoined, by way of appendix to the 1st vol of an American edition of Adams’s...
29To Thomas Jefferson from Robert Patterson, 1 January 1807 (Jefferson Papers)
At the commencement of the present year, I have the honour of laying before you a Report of the...
30To Thomas Jefferson from Robert Patterson, 7 February 1807 (Jefferson Papers)
The American edition of the nautical Almanac for the year 1809 being just published, I have the...
31To Thomas Jefferson from Robert Patterson, 25 March 1807 (Jefferson Papers)
The prospect of full employment at the mint still continues, and is likely to increase. It is...
32To Thomas Jefferson from Robert Patterson, 3 April 1807 (Jefferson Papers)
With your approbation, I have employed Mr. John Reich as an Assistant Engraver in the Mint, at...
33To James Madison from Robert Patterson, 27 April 1807 (Madison Papers)
Mr. R. Morrison, a gentleman from England, has lately arrived here, with the design of taking his...
34To James Madison from Robert Patterson, 4 May 1807 (Madison Papers)
There is not, I am well informed, by Capt Wm. Jones, and others, who have been lately at Canton,...
35To Thomas Jefferson from Robert Patterson, 6 June 1807 (Jefferson Papers)
Permit me to solicit your acceptance of another morsel of nut-shell philosophy , in the form of a...
36To Thomas Jefferson from Robert Patterson, 24 October 1807 (Jefferson Papers)
I regret exceedingly that I have not been able to procure a translation of the two little Arabic...
37To Thomas Jefferson from Robert Patterson, 1 January 1808 (Jefferson Papers)
At the commencement of the present year, I have the honour of laying before you a report of the...
38To Thomas Jefferson from Robert Patterson, 29 April 1808 (Jefferson Papers)
A balance of 125 cents has long remained in my hands for the purchase of a Nautical Almanac for...
39To Thomas Jefferson from Robert Patterson, 2 January 1809 (Jefferson Papers)
I have the honor, once more, of laying before you an Annual Report of the operations of the Mint....
40To Thomas Jefferson from Robert Patterson, 6 January 1809 (Jefferson Papers)
Agreeably to your desire, your letter of the 30th. Novr. last, directed to the Vice Presidents of...
41To Thomas Jefferson from Robert Patterson, 26 January 1809 (Jefferson Papers)
With most respectful compliments, I would request your acceptance of the inclosed pamphlet—a...
42Robert Patterson to Thomas Jefferson, 10 May 1809 (Jefferson Papers)
My younger son, Robert Maskill , having gone thro the usual course of collegiate studies in our...
43Robert Patterson to Thomas Jefferson, 6 July 1809 (Jefferson Papers)
I have the pleasure to inform you, that the people of Passamaquoddy are now furnished with a new...
44To James Madison from Robert Patterson, 1 January 1810 (Madison Papers)
I have the honour of laying before you a Report of the operations of the Mint for the last year....
45Robert Patterson to Thomas Jefferson, 18 August 1810 (Jefferson Papers)
I am directed, by the Philosophical Society , to acknowledge the reciept (under cover from you)...
46To James Madison from Robert Patterson, 1 January 1811 (Abstract) (Madison Papers)
1 January 1811, Philadelphia. Forwards annual report on the operation of the Mint. Enumerates...
47Robert Patterson to Thomas Jefferson, 12 March 1811 (Jefferson Papers)
Agreeably to your desire I send herewith Garnetts’ Nautical Almanacs for the years 11. & 12—&...
48Robert Patterson to Thomas Jefferson, 23 September 1811 (Jefferson Papers)
Some days ago, I received your favour of the 11 , with the French poem on Astronomy. The Society...
49Robert Patterson to Thomas Jefferson, 11 November 1811 (Jefferson Papers)
Presuming that you may not as yet have seen a little tract, by Doctor Buchanan , on “Christian...
50To James Madison from Robert Patterson, 1 January 1812 (Abstract) (Madison Papers)
1 January 1812, Mint of the United States. Forwards a report on the operations of the Mint during...