បានមើលច្រើនបំផុត ពី U.S. Army Air Forces

Recognition of the Japanese Zero Fighter

1943 ភាពយន្ត

The Last Bomb

1945 ភាពយន្ត

Beyond the Line of Duty

1942 ភាពយន្ត

Winning Your Wings

1942 ភាពយន្ត

How to Fly the B-17 (Part 2, Flight Operations)

1943 ភាពយន្ត

The Turbosupercharger - Master of the sky

1943 ភាពយន្ត

How to Fly the B-17 (Part 1, Ground Operations)

1943 ភាពយន្ត

Electronic Control System of the C-1 Auto Pilot Part 1: Basic Electricity as Applied to Electronic Control System

1943 ភាពយន្ត

To Save a Soldier

1966 ភាពយន្ត

The Rear Gunner

1943 ភាពយន្ត

B-29 Flight Procedure and Combat Crew Functioning

1944 ភាពយន្ត

Three Cadets

1943 ភាពយន្ត

Land and Live in the Jungle

1944 ភាពយន្ត

Turbosupercharger: Flight Operation

1943 ភាពយន្ត

Cadet Classification

1943 ភាពយន្ត

P-38 Flight Characteristics

1943 ភាពយន្ត