Northrop
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Northrop BT-1
The Northrop BT was an American two-seat dive bomber built in 1935. About 55 were built. -
Northrop A-17 Nomad
The A-17 was an attack bomber built in 1935. About 400 were built and the last remaining A-17 was used as utility aircraft until 1944. -
Northrop P-61A Black Widow
The United States Army Air Forces P-61 is a twin-engine fighter aircraft used mostly as a night fighter. A total of approximately 700 units were constructed.