Aquarelle
Mücke, Heinrich Carl Anton
Mühlig, Hugo
Nikutowski, Erich
Northen, Adolph
Ophey, Walter
Peerdt, Ernst te
Pose, Eduard Wilhelm
Praetorius, Louis Maximilian
Preyer, Ernest-Julius
Pudlich, Robert
Rethel, Alfred
Ruths, Valentin
Scheuren, C. J. Nepomuk
Schill, Adolf
Schirmer, Johann Wilhelm
