The Thulin D is a two-seat, twinplane reconnaissance aircraft built in Sweden between 1915 and 1918 with licence of the Morane-Saulnier L (France).
Great moment of Thulin D was when Swedish count Von Rosen donated one to Finland. At this moment The Finnish Air Force was basically founded.

Wing span: 11 m
Length: 6.5 m
Height: 3.1 m
Operating weight: 635 kg
Maximum speed: 115 km/h
Ceiling: 4000 m
Power plant: one Thulin A, 9-cylinder air-cooled