The 1910 Adorjan “Libelle” monoplane was designed by Janos Adorjan, built by Köhler Bros. factory and Technical University, Budapest, Hungary.
The 25 hp engine was designed by J.Adorjan and F.Dedics.
Span: 28’10”
Length: 24′
Weight: 617 lb take off
Adorján Libelle
All Aero 