Original Series of USAAC/USAAF Attack Aircraft

This is the original series of USAAC/USAAF attack aircraft. This series originated in 1926 and lasted until 1948.

+ A-1
+ Douglas XA-2
+ Curtiss A-3
+ Curtiss XA-4
+ Curtiss XA-5
+ Curtiss XA-6
+ General Aviation (Fokker) XA-7
+ Curtiss A-8
+ Lockheed A-9
+ Curtiss YA-10
+ Consolidated A-11
+ Curtiss A-12
+ Northrop YA-13
+ Curtiss A-14
+ Martin XA-15
+ Northrop XA-16
+ Northrop A-17
+ Curtiss Y1A-18
+ Vultee YA-19
+ Douglas A-20 Boston/Havoc
+ Stearman XA-21
+ Martin XA-22
+ Martin XA-23
+ Douglas A-24 Dauntless
+ Curtiss A-25 Helldiver
+ Douglas A-26 Invader
+ North American A-27
+ Lockheed A-28 and A-29
+ Douglas A-33
+ North American A-36 Mustang
+ Convair XA-41