The Vision of the Rabenstein, 1811, pen, gray ink on thin vellum as part of the illustrations for Johann von Goethe’s Faust by Peter Cornelius, German, 1783-1867.  Städelsches Kunstinstitut, Frankfurt, Germany.

  The technique was taken from copperplate engravings. Cornelius was known for the part he played in the revival of fresco painting in the 19th century.