Tolong jelaskan mengenai Lihat juga dari Thomas McKean dalam bahasa melayu

Peringatan kepada 56 Penandatangan Perisytiharan Kemerdekaan

Biographical Directory of the Governors of the United States

Biographical Directory of the United States Congress

Biography by Keith J. McLean

Pennsylvania Historical and Museum Commission

The Thomas McKean Papers, including correspondence related to the American Revolution, are available for research use at the Historical Society of Pennsylvania.