"The Federal and State Constitutions Colonial Charters, and Other Organic Laws of the States, Territories, and Colonies Now or Heretofore Forming the United States of America" compiled and edited by Newton Thorpe, Washington, DC : Government Printing Office, 1909.
"The Journal of the Debates in the Convention which Framed the Constitution of the United States, May-September, 1787", Volume 2, as recorded by James Madison, 1908.