PHOTOMONTAGE OF THE ANTI-SLAVERY CONSTITUTIONAL AMENDMENT PICTURE. WITH BROADSIDE "KEY TO POWELL & CO.'S PHOTOGRAPHS OF ABRAHAM LINCOLN, HANNIBAL HAMLIN, AND OF THE SENATORS AND REPRESENTATIVES WHO VOTED 'AYE' ON THE RESOLUTION SUBMITTING TO THE LEGISLATURES OF THE SEVERAL STATES A PROPOSITION TO AMEND THE CONSTITUTION OF THE UNITED STATES SO AS TO PROHIBIT SLAVERY.

[New York: Press of Bradstreet & Son, 1865. Oval albumen print, 18" x 20." Photomontage of the Senators and Congressmen who voted for adoption of the Thirteenth Amendment to the Constitution. At the top is Hannibal Hamlin, Schuyler Colfax in the middle, President Lincoln at the bottom. An early owner has written in pencil, in the lower margin, "Congress that voted out slavery." The image is clear, with blank margins exhibiting light chipping and wear. Included with the photograph is a later print titled "Anti-Slavery Constitutional Amendment Picture," which lists the names of the Representatives and Senators in numerical order corresponding to their positions in the photomontage.
The "Key" is a broadside 11" x 13-3/8." It names each person in numerical order corresponding to their positions in the photomontage. Light wear, toning, spotted at the bottom margin, repairs affecting a few words. This image was available as early as August 1865, and became popular as "The Great National Picture" and the "Anti-Slavery Constitutional Amendment Picture.