Diary Entry of Edward Bates, February 26, 1861. Library of Congress. Manuscript Division. The Papers of Edward Bates.
Arrangements for the inauguration of the president of the United States on the Fourth of March, 1861 ... Committee of arrangements. [Washington, 1861]. Library of Congress. Rare Book and Special Collections Division. Printed Ephemera Collection. Online in An American Time Capsule: Three Centuries of Broadsides and Other Printed Ephemera.
Inaugural Address, March 4, 1861, printed with Lincoln's emendations. Library of Congress. Manuscript Division. The Papers of Abraham Lincoln. Online in American Treasures at the Library of Congress.
Inaugural Address, March 4, 1861. Transcription from The Avalon Project at the Yale Law School, New Haven, Connecticut.
Inaugural Bible used for Lincoln's first inauguration, March 4, 1861. Library of Congress. Rare Book and Special Collections Division. Gift of Mrs. Robert Todd Lincoln, 1928. Online in American Treasures at the Library of Congress.
The Inaugural Procession at Washington passing the gate at the Capitol grounds, [March 4, 1861]. Library of Congress. Prints and Photographs Division. Reproduction number: LC-USZ62-331 (b&w film copy neg.).
Inauguration of President Lincoln, March 4, 1861. Library of Congress. Prints and Photographs Division. Benjamin Brown French Album. Reproduction number: USZ62-48090 (b&w film copy neg.).
[Inauguration of President Lincoln at U. S. Capitol, March 4, 1861]. Library of Congress. Manuscript Division. The Papers of Montgomery C. Meigs. Reproduction number: LC-USZ62-48564 (b&w film copy neg.).
Diary Entries of Edward Bates, March 3, 4, 5, 1861. Library of Congress. Manuscript Division. The Papers of Edward Bates.
Letter from H. D. Faulkner to Abraham Lincoln, March 5, 1861. Library of Congress. Manuscript Division. The Papers of Abraham Lincoln.