|ADAH Alabama Department of Archives and History|
|BFP Baldwin Family Papers, Yale University|
|CFP Cambell Family Papers, Duke University|
|CHS Chicago Historical Society|
|Conn.HS Connecticut Historical Society|
"Correspondence of Calhoun", J. Franklin Jameson (ed.), "Correspondence of John C. Calhoun", Annual Report of the American Historical Association for 1899, Volume II ( Washington, 1901).
"Correspondence of Toombs, Stephens, and Cobb", U. B. Phillips (ed.), "Correspondence of Robert Toombs, Alexander H. Stephens, and Howell Cobb", Annual Report of the American Historical Association for 1911, Volume II ( Washington, 1913).
|Duke Perkins Library, Duke University|
|EFP Ewing Family Papers, Library of Congress,|
"Hayes Diary", Charles R. Williams (ed.), Diary and Letters of Rutherford Birchard Hayes, Nineteenth President of the United States (5 volumes; Columbus: Ohio State Archaeological and Historical Society, 1922), Volume I.
|HSP Historical Society of Pennsylvania|
|Ill. SHL Illinois State Historical Library|
|Ind.HSL Indiana Historical Society Library|
|Ind.SL Indiana State Library|
|IU Lilly Library, Indiana University|
| LC Library of Congress|
Mangum Papers, Henry T. Shanks (ed.), The Papers of Willie Person Mangum (5 volumes; Raleigh: North Carolina Department of Archives aad History, 1950-56).
Messages and Papers of the Presidents, James D. Richardson (ed.), Messages and Papers of the Presidents, 1789- 1897 (10 volumes; Washington: Government Printing Office, 1897).
|MFP-BHS Millard Fillmore Papers, Buffalo and Erie County Historical Society|
|MFP-O Millard Fillmore Papers, State University of New York at Oswego|
|NIHS Northern Indiana Historical Society, South Bend|
|Norlands Washburn Family Library, Norlands, Livermore, Maine|
|NYPL New York Public Library, New York City|
|NYSL New York State Library, Albany|
|OHS Ohio Historical Society, Columbus|
| RU Rush Rhees Library, Rochester University|
"Senate Executive Proceedings", U.S. Congress, Journal of the Executive Proceedings of the Senate, Volume 8, 1848-1852