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...