Albumen photograph, image size 5.5" x 4" on 7" x 5" stiff card backer. Photographer's stamp on verso. Printed label on the verso that reads, ""Inscription on the Medal. Presented by citizens of Perch Amboy, N.J., to Thomas Peterson, the first colored voter in the United States under the provisions of the Fifteenth Amendment, at an election held in that city March 31st, 1870."