William_Duer_(Continental_congressman)--Gouverneur_Morris

William Duer (March 18, 1743 – May 7, 1799) was a British-born American jurist, developer, and financial speculator from New York City. A Federalist, Duer wrote in support of ratifying the United States Constitution as "Philo-Publius". He had earlier served in the Continental Congress and the convention that framed the New York Constitution. In 1778, Duer signed the United States Articles of Confederation and is one of the Founding Fathers of the United States.
Duer owned 10 slaves.Duer spent most of his life as a financial speculator. In 1792, following his involvement in one of the nation's first financial panics, Duer went bankrupt and was confined to debtors' prison, where he died seven years later.