William Irvine (1741-1804) graduated from Dublin University, became a physician, and served as a surgeon in the British Navy before immigrating to Pennsylvania in 1763. He resumed practicing medicine and was a Delegate to Pennsylvania’s anti-Stamp Act conventions in 1764 and 1766. Irvine also took part in Pennsylvania’s conventions held to consider independence in 1774 and 1775.
George Ord, Sr. was born in England in May, 1741 and settled in Southwark. He married Rebecca Lindmeyer on January 17, 1767. They lived in a three-story brick house with a large garden at 784 South Front Street, between Catharine and Clymer Streets. Prior to settling in Philadelphia he was a successful ship captain.