03/03/1822
https://www.presidency.ucsb.edu...
"It is intended also to subject a portion of the sum appropriated to the order of the principal agent for the special objects above stated, amounting in the whole, including the salaries of the agents ..."
"It is the obvious import of the law that none of the persons thus taken should remain within the United States, and no place other than the coast of Africa being designated, their removal or delivery,..."
"Should they be landed without such provision having been previously made, they might perish."
"To each of these agents a small salary has been allowed--$1,500 to the principal and $1,200 to the other."