Writings of Otto Lilienthal

From the 1896 Aeronautical annual, read about Lilienthal's Practical Experiments for the Development of Human Flight.

From the 1897 Aeronautical annual, read Lilienthal's Our Teachers in Sailing Flight.

The second appendix to Chanute's Progress in Flying Machines was another article by Lilienthal, The Carrying Capacity of Arched Surfaces in Sailing Flight