Messerschmitt Bf 109G-6 (werk. nr 166 ....) during tests with a WGr 21 (Werfer-Granate 21) rocket launcher - unit unknown, France 1943.
 Photo: wwiiaircraftphotos. com
with thanks to Jaroslaw Gwardys on FB

Rocket testing

A formation of German Dornier Do 17Z light bombers, flying over France on June 21, 1940.

 Above France

A Nazi Bachem Natter Ba 349 "Viper" awaits evaluation at Freeman Field in Seymour, Indiana immediately after WWII. Freeman Field was a major base for Nazi aircraft evaluation following the war. (Credit: ACME Photo)
with thanks to D.M.Parker on fb