Stamper Family Project
 From the National Cyclopedia of American Biography, Vol 2:page 133; Being the history of the United States as illustrated
in the lives of the founders, builders and defenders of the republic, and of the men and women who are doing the work
and moulding the though
National Cyclopedia of American Biography 
MOORE, William, president of the supreme executive council of Pennsylvania (1781-82), was born in Philadelphia in 1734. of English ancestry,
His father having come from the Isle of Man. At the opening of the revolution he was a merchant ib his native city. Being a man of great energy and force of character, he at once became an ardent friend of tbe patriot cause, and was appointed in 1776 a member of the committee of safety, and on March 13, 1777, was placed on the newly organized board of war, in both of which bodies be was a very active member. The next year he was elected to congress, but declined to serve, preferring to become a member of the supreme executive council of Pennsylvania, to which be was soon afterward
elected, and immediately became its vice-president; upon the retirement of Joseph Reed, he succeeded him as its president. The war still being in progress, President Moore upon assuming the duties of office was proclaimed "captain-general and commander-in-chief in and over the commonwealth of Pennsylvania." His term as councilor expired in October, 1782. and be was obliged, on account of the limitation fixed by the coustitution, to retirs, hence could not be a candidate for re-electiou. He was commissioned a judge of the court of errors and appeals in 1783, and the following year was chosen a member of the state assembly. In February, 1784, be was elecled a director of the Bank of Pennsylvania, and in July following was chairman of a meeting of citizens of Philadelphia that was convened for the purpose of originating measures for placing the public debts upon a permanent foundation. He was a trustee of the University of Pennsylvania in 1784-89, and during his entire career was an intimate friend and associate of Robert Morris, the financier of the revolution. President Moore was married to Sarah, daughter of Thomas Lloyd, aud was a brother-in-law of Thomas Wharton, Jr., the first presideut of Pennsylvania. Col. Thomas Moore, his son. enjoyed the close friendship and social intimacy of Washington duriug his administration as president. He was married to Sarah-Stamper, and their daughter Eliza became the wife of Richard Willing, of Philadelphia, whose descendants have since been prominent in that city. Elizabeth, the only daughter of President Moore, was married to Marquis de Marhois, who for six years represented the French government in this country, and during that time negotiated the treaty for "the cession of the territory of Louisiana to to be United Stales. President Moore died duly 24, 1793.
The Stamper Family Project
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