US National Archives
Nara: Founding Fathers: Delegates to the Constitutional Convention
The National Archives and Records Administration (NARA) provides biographies of all 55 delegates to the Constitutional Convention.
US National Archives
Nara: Founding Fathers: New Jersey
Gives biographical details on the five delegates from New Jersey to the Constitutional Convention: David Brearly, Jonathan Dayton, William C. Houston, William Livingston, and William Patterson.
Other
Campaign Journal of a [Colonial] Militiaman
Some excerpts from the Journal of William Houston written during the American Revolution. Houston served in the Continental Army and would later serve as a delegate from New Jersey to the Constitutional Convention.