Ferris, G. T. 1. (1877). Gems of the Centennial Exhibition: Consisting of illustrated descriptions of objects of an artistic character, in the exhibits of the United States, Great Britain, France, Spain, Italy, Germany, Belgium, Norway, Sweden, Denmark, Hungary, Russia, Japan, China, Egypt, Turkey, India, etc., etc., at the Philadelphia International Exhibition of 1876. New York: D. Appleton and Co..

Ferris, George T. 1840-. Gems of the Centennial Exhibition: Consisting of Illustrated Descriptions of Objects of an Artistic Character, in the Exhibits of the United States, Great Britain, France, Spain, Italy, Germany, Belgium, Norway, Sweden, Denmark, Hungary, Russia, Japan, China, Egypt, Turkey, India, Etc., Etc., At the Philadelphia International Exhibition of 1876. New York: D. Appleton and Co., 1877.

Ferris, George T. 1840-. Gems of the Centennial Exhibition: Consisting of Illustrated Descriptions of Objects of an Artistic Character, in the Exhibits of the United States, Great Britain, France, Spain, Italy, Germany, Belgium, Norway, Sweden, Denmark, Hungary, Russia, Japan, China, Egypt, Turkey, India, Etc., Etc., At the Philadelphia International Exhibition of 1876. New York: D. Appleton and Co., 1877.