Duitsland civiel 1919-1934.

[ruudvanom]

Foto 496.
D-1785. Dornier Do R Superwal (R4 Sas).
R2 - early version with two Rolls-Royce Condor III inline engines (three built) // R4 - definitive version with four engines in two tractor-pusher pairs.
R4 Gas with Gnome et Rhône-built Bristol Jupiter radial engines (two built) // R4 Nas with Napier Lion inlines (two built) // R4 Sas with Siemens-built Bristol Jupiter radials (ten built) // R4 Cas with Pratt & Whitney Hornet radials (two built).

Groet Ruud.