1918 Fokker DR.I Triplane, Le Rhone Rotary Engine - Golden Age Air Museum - Bethel, Pa. 

Beautiful footage.

Wow! What an incredible engine!

It takes some nuts to fly one of these with a rotary engine I can’t imagine this in ww1

TOP !!! BEST REGARDS FROM GERMANY !!!

Great swing starter at

Bonus points for mentioning the difference between the Wankel rotary engine that powered the old Mazdas, and this type of rotary

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Beautiful reproduction . Where is this?

Wrong Le Rhone, that's a 9C. M. Richtoven and Voss had captured Le Rhone 9J's fitted to their prototype Fokker F1's (not DR1's) from captured Nie. 17's. Those "potato" jokes are so appropriate.