Biography (Wikipedia)
Biography (Presbyterian Heritage Center)
Biography (McClintock and Strong Biblical Cyclopedia)
Commemorative tablet at the Old Pine Street Presbyterian Church, Philadelphia, Pennsylvania (photo credit: R. Andrew Myers).
George Duffield II is buried at Old Pine Street Presbyterian Church Cemetery, Philadelphia, Pennsylvania. This sculpture dedicated to his memory was made by Roger Wing in 2015 (photo credit: R. Andrew Myers).
An Address of the Presbyterian Ministers, of the City of Philadelphia, to the Ministers and Presbyterian Congregations in North-Carolina (1775, 1890)
March 17, 1776 Sermon Delivered at the Old Pine Street Presbyterian Church (1776, 1861)
Report on the Death of John Rosburgh (1777, 1917)
Report to Congress regarding the Aitken Bible (1782, 1864)
A Sermon Preached in the Third Presbyterian Church in the City of Philadelphia, on Thursday, December 11, 1783, The Day Appointed by the United States in Congress Assembled, To Be Observed as a Day of Thanksgiving, For the Restoration of Peace, and Establishment of Our Independence, in the Enjoyment of Our Rights and Privileges (1784)
Declaration of Peace: A Sermon Preached in the Third Presbyterian Church in the City of Philadelphia, on Thursday, December 11, 1783, The Day Appointed by the United States in Congress Assembled, To Be Observed as a Day of Thanksgiving, For the Restoration of Peace, and Establishment of Our Independence, in the Enjoyment of Our Rights and Privileges (1784, 1862)
Who Should Be Our Rulers? (1787, 1861)
George Duffield, D.D. (1858)