Knowing the Presidents: Abraham Lincoln America's Presidents: National Portrait Gallery

Smithsonian NPG exhibition: the nation's only complete collection of presidential portraits outside the White House.

The Unique Invention of the American President

President Abraham Lincoln Biography

Lincoln gets way too much credit for freeing enslaved Black people - The Boston Globe

Why We Keep Reinventing Abraham Lincoln

His Excellency: President Lincoln at the Navy Yard

Abraham Lincoln in Photos: How the Presidency Aged Him

List of photographs of Abraham Lincoln - Wikipedia

Abraham Lincoln: Martyr

Abraham Lincoln (1809–1865)

Abraham Lincoln: Biography, U.S. President, Abolitionist