German soldiers with halberds wearing harem pants; late 16th century. Gunpowder expert with his back to us; and soldier with cap and armour collar. From color pen drawings in the possession of C. Becker of Wurzburg. Chromolithograph from Hefner-Alteneck's Costumes; Artworks and Appliances from the Middle Ages to the 17th Century; Frankfurt; 1889. Illustration by Dr. Jakob Heinrich von Hefner-Alteneck; lithographed by C. Regnier. Dr. Hefner-Alteneck (1811-1903) was a German museum curator; archaeologist; art historian; illustrator and etcher.