Raab-Katzenstein RK.9 Grasmücke

The Raab-Katzenstein RK.9 Grasmücke (Hedge-sparrow) was a 1920s German two-seat touring, advertising and training biplane. It was one of many designs from several countries aiming to provide low cost flying and was quite successful, with about twenty built.

Raab-Katzenstein RK.9 Grasmücke

The Raab-Katzenstein RK.9 Grasmücke (Hedge-sparrow) was a 1920s German two-seat touring, advertising and training biplane. It was one of many designs from several countries aiming to provide low cost flying and was quite successful, with about twenty built.