1To Alexander Hamilton from Andrew Ellicott, 7 May 1790 (Hamilton Papers)
Philadelphia, May 7, 1790. Will depart for Lake Erie at the end of May to complete the survey of...
2To George Washington from Andrew Ellicott, 16 May 1789 (Washington Papers)
By the death of Mr Hutchins, the Office of Geographer to the United States has become vacant. In...
3To George Washington from Andrew Ellicott, 20 August 1789 (Washington Papers)
My former appointment to run the Line between the Western boundary of the State of New York, and...
4To George Washington from Andrew Ellicott, 2 September 1789 (Washington Papers)
I would propose Niagara for the place, and the second Week in next Month for the time of meeting...
5To George Washington from Andrew Ellicott, 15 January 1790 (Washington Papers)
I arrived in this City the day before Yesterday, after a long and tedious journey from Fort Erie,...
6To George Washington from Andrew Ellicott, 1 February 1791 (Washington Papers)
I observe by the treaty of peace between the United States, and Creek Indians, that the running...
7To George Washington from Andrew Ellicott, 26 November 1792 (Washington Papers)
With this you will receive an Almanac for the year 1793, which I calculated, and compiled, during...
8To George Washington from Andrew Ellicott, 16 March 1793 (Washington Papers)
The Commissioners of the public buildings have at length dismissed me from the business in which...
9To George Washington from Andrew Ellicott, Benjamin Ellicott, and Isaac Briggs, 29 June 1793 (Washington Papers)
We trust we have manifested, during our employment in the city of Washington, our zeal for its...
10To George Washington from Andrew Ellicott, 28 February 1794 (Washington Papers)
The enclosed letter was to have been delivered by me, to you, last June; but from an expectation...
11To George Washington from Andrew Ellicott, 28 February 1794 (Washington Papers)
With this you will receive a copper-plate map of the territory of Columbia, which I find requires...
12To George Washington from Andrew Ellicott, 31 March 1796 (Washington Papers)
With this you will receive an essay designed to introduce accuracy in the execution of new...
13To James Madison from Andrew Ellicott, [4 February] 1790 (Madison Papers)
Latitude Note These Longitudes though sufficiently correct for common Geographical purposes, will...
14To James Madison from Andrew Ellicott, 20 May 1801 (Madison Papers)
Your favour of the 8th. did not come to hand till the 12th. I should have acknowledged the...
15To James Madison from Andrew Ellicott, 27 May 1801 (Abstract) (Madison Papers)
27 May 1801, Philadelphia. Introduces Winthrop Sargent, “who as well as myself has been abused,...
16To James Madison from Andrew Ellicott, 15 July 1801 (Madison Papers)
Mr. Ellicott presents his most respectful compliments to his friend Mr. Madison, and requests,...
17To James Madison from Andrew Ellicott, 24 November 1801 (Madison Papers)
Your favour of the 18th. has just come to hand, and the first leisure hour I have, shall be...
18To James Madison from Andrew Ellicott, 29 December 1801 (Madison Papers)
Some time ago I completed a map of the Mississippi, from the mouth of the Ohio, to the Gulf of...
19To James Madison from Andrew Ellicott, 31 December 1801 (Abstract) (Madison Papers)
31 December 1801, Lancaster. Since writing the enclosed, has given the map to Duane who will...
20To James Madison from Andrew Ellicott, 20 February 1802 (Madison Papers)
At the request of Mr. Delambre one of the Secretaries of the National Institute of France; I want...
21To James Madison from Andrew Ellicott, 15 March 1802 (Madison Papers)
Your favour of the 8th. came to hand yesterday, and I have taken the earliest opportunity of...
22To James Madison from Andrew Ellicott, 26 March 1802 (Abstract) (Madison Papers)
26 March 1802, Lancaster. “The bearer Moses Cotes has communicated to me his plan of an improved...
23To James Madison from Andrew Ellicott, 26 May 1802 (Madison Papers)
There are a few papers in your office, which accompanied my despatches from Natchez to the former...
24To James Madison from Andrew Ellicott, 12 January 1803 (Madison Papers)
I have enclosed a packet containing a number of astronomical observations for Mr. Delambre, one...
25To James Madison from Andrew Ellicott, 20 May 1803 (Abstract) (Madison Papers)
20 May 1803, Lancaster . “I have enclosed a packet for our Minister Mr. Livingston at Paris. It...
26To James Madison from Andrew Ellicott, 1 December 1803 (Madison Papers)
I am one of those unfortunate persons, who have approved of the conduct of Govr. Mc.Kean, in...
27To James Madison from Andrew Ellicott, 10 January 1804 (Abstract) (Madison Papers)
10 January 1804, Lancaster. Encloses “a small packet for our Minister in France,” which he asks...
28To James Madison from Andrew Ellicott, 2 October 1805 (Madison Papers)
With this you will receive a packet directed to our Minister Mr. Armstrong: it contains a number...
29To James Madison from Andrew Ellicott, 8 November 1809 (Madison Papers)
In the year 1801, I left Gauld’s survey of the dry Tortuga’s, and the Florida reef and keys in...
30To James Madison from Andrew Ellicott, 14 November 1810 (Madison Papers)
While you were Secretary of State, I frequently troubled you with forwarding my communications to...
31To James Madison from Andrew Ellicott, 8 December 1810 (Madison Papers)
I have enclosed a communication for the secretary of the National Institute. You therefore see...
32To James Madison from Andrew Ellicott, 9 March 1811 (Madison Papers)
If a messenger should be wanted to carry despatches to France, after my friend, and connexion Mr....
33To James Madison from Andrew Ellicott, 12 April 1811 (Madison Papers)
The zenith Sector which I used on the southern boundary of the United States, is principally...
34To James Madison from Andrew Ellicott, 3 June 1812 (Madison Papers)
I have just returned from determining the long disputed boundary between the states of Georgia,...
35To James Madison from Andrew Ellicott, 20 January 1813 (Madison Papers)
In several of our publick prints, I have observed the conduct and character of Col. Hawkins, one...
36To James Madison from Andrew Ellicott, 10 August 1813 (Madison Papers)
A few days ago I received a note from Genl. Armstrong, requesting “to know if the appointment of...
37To James Madison from Andrew Ellicott, 5 October 1814 (Madison Papers)
I take the liberty of recommending to your attention Mr. Harvey Brown of Rahway, in the State of...
38To James Madison from Andrew Ellicott, 12 December 1814 (Madison Papers)
Mr. Masson the teacher of french in this Academy having left the United States, I should neither...
39Andrew Ellicott to William Simmons, 25 December 1815 (Madison Papers)
I have enclosed a copy of my dissent to Genl. Swift, against Captn. Partridge’s breaking up the...
40To James Madison from Andrew Ellicott, 2 January 1817 (Madison Papers)
Yesterday we lost one of the brightest ornaments of our institution, (Mr. Cadet Low), by ⟨the⟩...
41To James Madison from Andrew Ellicott, 22 January 1817 (Madison Papers)
I address you thus familiarly as an old friend, for the purpose of introducing to your...
42To James Madison from Andrew Ellicott, 21 December 1806 (Madison Papers)
I have enclosed a communication for the National Institute of France, which you will oblige me by...
43XII. Andrew Ellicott to the Secretary of State, [14 February 1791] (Jefferson Papers)
I arrived at this Town on Monday last but the Cloudy weather prevented any observations being...
44To Thomas Jefferson from Andrew Ellicott, 30 November 1791 (Jefferson Papers)
Yours of the 21st. has come safe to hand, but I defered answering it immediately, expecting Major...
45To Thomas Jefferson from Andrew Ellicott, 23 March 1792 (Jefferson Papers)
Mr. Ellicott sends his compliments to Mr. Jefferson, and requests the favour of him to replace...
46To Thomas Jefferson from Andrew Ellicott, 3 April 1792 (Jefferson Papers)
I arrived at this place on friday evening last, after the Commissioners had sent their Letters...
47To Thomas Jefferson from Andrew Ellicott, 13 May 1792 (Jefferson Papers)
The Commissioners for the City of Washington, have had two meetings since my last, and in my...
48To Thomas Jefferson from Andrew Ellicott, 26 November 1792 (Jefferson Papers)
I have taken the liberty of sending you an Almanac for the year 1793, which I calculated, and...
49To Thomas Jefferson from Andrew Ellicott, 9 January 1793 (Jefferson Papers)
From a conversation which I had with you some time ago, I remember you was desirous of...
50To Thomas Jefferson from Andrew Ellicott, 26 February 1793 (Jefferson Papers)
Some weeks ago I gave you to understand that a disagreement had taken place between the...