Gerhard Sipmann, German, 1790 to 1866, mixed media, watercolor and pencil, painting on paper depicting a European cityscape. Signed lower left. Circa: early 19th century. A sketch pencil painting depicting a female portrait on the backside. Franz Gerhard Joseph Sippmann, also Sipmann or Siepmann was a German draftsman, arabesque, portrait and landscape painter and art teacher of the Bavarian Cadet Corps. One of a kind artwork.