Theodora I (c. 500 - 548AD); empress of the Roman (Byzantine) Empire and wife of Emperor Justinian I; from a mosaic in the Basilica of San Vitale. Chromolithograph from Hefner-Alteneck's 鈥楥ostumes; Artworks and Appliances from the Middle Ages to the 17th Century;' Frankfurt; 1879. Illustration by Ernst Foerster; lithographed by C.R.; and published by Heinrich Keller. Dr. Hefner-Alteneck (1811 - 1903) was a German museum curator; archaeologist; art historian; illustrator and etcher.