Abraham Lincoln's democracy : an address delivered at Lincoln Memorial University, Harrogate, Tennessee, on the seventy-fifth anniversary of the "Gettysburg address.".
At last, the Lincoln scholars! : could authors ask more? The Abraham Lincoln Association "Quarterly" of June, 1952 /
Did President Lincoln give the smallpox to William H. Johnson? : reprinted from The Huntington Library Quarterly Volume XXXV, Number 3, May, 1972.