All Aero

In 1910/11 Dipl.-Ing. Karl Grohmann built the Grohmann Eindecker single and two seat aircraft. Karl Grohmann later worked at Albatros (Johannisthal) where he was involved in the design of, among others, the Doppeltaube. During the War he was Chefkonstrukteur (chief-designer) of the Ostdeutsche Albatros-Werke (OAW) in Schneidemühl (Posen).