De Havilland D.H.89 Dragon Rapide - version overview:
D.H.89 Dragon Six - prototype
D.H.89 Dragon Rapide - first series, light transport aircraft
D.H.89A Dragon Rapide - second series, heated cabin, modified wings, landing spotlight in nose
D.H.89A Mk.4 - modified machine with Gipsy Queen 2 engines with fixed propellers
D.H.89A Mk.5 - modified machine with Gipsy Queen 3 engines with adjustable propellers
D.H.89A Mk.6 - modified Fairey X5 fixed propeller machine
D.H.89M Dragon Rapide - military reconnaissance and transport version
D.H.89B Dominie Mk.I - military version for training radio operators and navigators
D.H.89B Dominie Mk.II - military transport version
Source:
en.wikipedia.org
D.H.89 Dragon Six - prototype
D.H.89 Dragon Rapide - first series, light transport aircraft
D.H.89A Dragon Rapide - second series, heated cabin, modified wings, landing spotlight in nose
D.H.89A Mk.4 - modified machine with Gipsy Queen 2 engines with fixed propellers
D.H.89A Mk.5 - modified machine with Gipsy Queen 3 engines with adjustable propellers
D.H.89A Mk.6 - modified Fairey X5 fixed propeller machine
D.H.89M Dragon Rapide - military reconnaissance and transport version
D.H.89B Dominie Mk.I - military version for training radio operators and navigators
D.H.89B Dominie Mk.II - military transport version
Source:
en.wikipedia.org