Balloon Buster
SPADXIII S15202 flown by 2nd Lt Frank Luke Jr
27th Aero Squadron USAS, France, September 1918WW1 Aircraft of the Aces Post Card #19 Frank Luke Jr

Du Doch Nicht!!
Fokker D.VII by Ltn Ernst Udet
Jasta 4, France, June 1918WW1 Aircraft of the Aces Post Card #12 Ernst Udet