Otto Lilienthal with his small wing flapping apparatus near to the “Fliegeberg” 16.08.1894; photographer Ottomar Anschütz
Storm-wind, 1897 by Dr. Hugo Henneberg
After sunset, 1898 by Dr. Hugo Henneberg
Beech forest, 1898 by Dr. Hugo Henneberg
The Elbe River in the snow, 1898 by Theodor and Oskar Hofmeister









