New York in 1940

Aerial photograph of Manhattan, New York City in 1942

Photograph of child labor - a boy coal miner.

Photograph of child labor.

Photograph of the Dust Bowl in the 1930's.

Photograph of President Abraham Lincoln and his son Tad.

Photograph of dead soldiers after Battle of Gettysburg.

Photograph of Union General George McClellan.

Photograph of a Slave.

Photograph of Confederate General Stonewall Jackson.

Photograph of Jefferson Davis.

PHotograph of Elizabeth Cady Stanton.

Photograph of Federick Douglas.

Photograph of President Franklin Pierce.

Photograph of President James Polk.

First photograph of the White House, 1846.

First photograph of the U.S. Capitol, 1846.