From Samuel Osborn, 7 August 1799
Fort Jay, August 7, 1799
I think proper to inform you that I have this day enclosed my Commission (as Surgeons Mate in the 1st. Regt. of Artts. & Engineers) to the Secretary of War expecting thereby to be releasd from the Service of the United States—with due consideration I am Sir Your Obedt Servt.
(ALS, Hamilton Papers, Library of Congress).