German military costume worn by bewigged cavaliers from the late 17th century. . From oil miniatures copied as handcoloured copperplates by Martin Engelbrecht. Chromolithograph from Hefner-Alteneck's Costumes, Artworks and Appliances from the Middle Ages to the 18th Century, Frankfurt, 1889. Illustration by Dr. Jakob Heinrich von Hefner-Alteneck, lithographed by F. Baur and published by Heinrich Keller. Dr. Hefner-Alteneck (1811 - 1903) was a German curator, archaeologist, art historian, illustrator and etcher.