1To James Madison from Isaac Briggs, 7 May 1807 (Madison Papers)
Permit me to introduce to thee, the bearer, John Thomas 3d. as a candidate for a clerkship in...
2To Thomas Jefferson from Isaac Briggs, 29 June 1807 (Jefferson Papers)
Permit me to introduce to thee the bearer, Joseph Dunbar, a respectable citizen of the...
3To James Madison from Isaac Briggs, 16 May 1812 (Madison Papers)
Having had, for a considerable time past, opportunities of observing the rapid progress of...
4To James Madison from Isaac Briggs, 18 January 1814 (Madison Papers)
Permit me to introduce to thee, two of my young friends from Philadelphia, who will hand to thee...
5To James Madison from Isaac Briggs, 4 January 1817 (Madison Papers)
Application has been made to me for a letter of introduction to the President U.S. on behalf of...
6To Thomas Jefferson from Isaac Briggs, 17 May 1803 (Jefferson Papers)
Permit me to introduce to thee my youngest brother, Joseph Briggs, who is going with me to the...
7To James Madison from Isaac Briggs, 1 January 1803 (Madison Papers)
Having failed, when I was last in the City of Washington, to procure satisfactory information,...
8To Thomas Jefferson from Isaac Briggs, 31 December 1804 (Jefferson Papers)
By last mail, I sent my report of the Post Road—by the present I send a duplicate. I have not yet...
9To James Madison from Isaac Briggs, 11 October 1802 (Abstract) (Madison Papers)
11 October 1802, Baltimore. “I take the liberty of sending for deposit in thy office, as evidence...
10To James Madison from Isaac Briggs and Thomas Moore, 16 April 1809 (Madison Papers)
The Bearer, Thomas Robertson, we understand is an Applicant for the place of Agent of the United...