Jefferson, his _name_ is his biography.

Every slaveholding member of Congress from the States of Maryland,
Virginia, North and South Carolina, and Georgia, voted for the
celebrated ordinance of 1787, which abolished the slavery then existing
in the Northwest Territory. Patrick Henry, in his well known letter to
Robert Pleasants, of Virginia, January 18, 1773, says: "I believe a time
will come when an opportunity will be offered to abolish this lamentable
evil." William Pinkney, of Maryland, advocated the abolition of slavery
by law, in the legislature of that State, in 1789. Luther Martin urged
the same measure both in the Federal Convention, and in his report to
the Legislature of Maryland. In 1796, St. George Tucker, of Virginia,
professor of law in the University of William and Mary, and Judge of the
General Court, published a dissertation on slavery, urging the abolition
of slavery by _law_.

John Jay, while New-York was yet a slave State, and himself in law a
slaveholder, said in a letter from Spain, in 1786, "An excellent law
might be made out of the Pennsylvania one, for the gradual abolition of
slavery. Were I in your legislature, I would present a bill for the
purpose, and I would never cease moving it till it became a law, or I
ceased to be a member."

Governor Tompkins, in a message to the Legislature of New-York, January
8, 1812, said: "To devise the means for the gradual and ultimate
_extermination_ from amongst us of slavery, is a work worthy the
_representatives_ of a polished and enlightened nation."

The Virginia Legislature asserted this power in 1832. At the close of a
month's debate, the following proceedings were had. I extract from an