American President: an online reference resource.

Information on all US presidents is found on this site.  This link goes directly to the Abraham Lincoln page.   

The Collected Works of Abraham Lincoln.

The virtual version of The Collected Works of Abraham Lincoln, first published in 1953.  It is a multivolume set containing Lincoln's correspondence, speeches, and other writings.  The nine volume print set is also available in the library stacks: E 457.91 1953.

The Law Practice of Abraham Lincoln, 2nd Edition.

Th fact that Abraham Lincoln was a lawyer is often overshadowed by his accomplishments as president.  This is a searchable databases of cases he took on in Illinois.

Mr. Lincoln's Virtual Library

A searchable collection of Abraham Lincoln's papers--including speeches,  correspondance from the 1850's to 1865. It includes a section of songs that are related to the Civil War and Lincoln.

The Papers of Abraham Lincoln

Repository of all kinds of information about Lincoln, including a day to day chronology of his life.