Keystone B-3
The Keystone B-3A was a bomber aircraft developed for the United States Army Air Corps in the late 1920s.
Read more about Keystone B-3: Design and Development, Operational History, Variants, Operators, Specifications (B-3A)
Keystone B-3
The Keystone B-3A was a bomber aircraft developed for the United States Army Air Corps in the late 1920s.
Read more about Keystone B-3: Design and Development, Operational History, Variants, Operators, Specifications (B-3A)