April 1, 1941

Acrobatics Are Easy!

AERONAUTICAL ENGINEERING AND PRODUCTION ARTICLES

Intermediate Caliber Aircraft Cannon —what Are They?

THE AVIATION NEWS

National Aviation

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Acrobatics Are Easy!

With acrobatics a required part of all CPT secondary flight courses, this series of articles should be of wide interest

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AERONAUTICAL ENGINEERING AND PRODUCTION ARTICLES

Intermediate Caliber Aircraft Cannon —what Are They?

Nearly every type of warplane now used by the belligerent powers carries a small or medium caliber cannon. In this article the author describes the part played by machine guns and the various sizes of aircraft cannon in combat airplanes

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THE AVIATION NEWS

National Aviation

Washington (AVIATION Bureau)—Army and Navy have accepted 4,813 graduates of the CPT program who have volunteered for service, according to Robert Hinckley, Assistant Secretary of Commerce, who is in charge of Civil Aeronautics Administration.
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AERONAUTICAL ENGINEERING AND PRODUCTION ARTICLES

Why a Rear Engine Installation

Part II of this article describes the problems met and overcome in the extended drive shaft engine installation of the Bell P-39

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AERONAUTICAL ENGINEERING AND PRODUCTION ARTICLES

Plant Layout as a Factor in Expanding Production

Layout of new plants is a common problem to the entire aeronautical industry. Here are ways to speed production through efficient physical arrangement.

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The Cost of Owning and Operating Small Aircraft

How much does it cost to operate an airplane? Here is an interesting answer.

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Buyer's Log Book

What's New in Accessories, Materials, Supplies, and Equipment
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THE AVIATION NEWS

Transport Aviation

Washington (AVIATION Bureau)—On the night of Feb. 26, the airline system’s fifth serious accident, since the 17-month “safety” period, occurred on Eastern Air Lines in a midnight let-down through overcast for a landing at Atlanta, Ga. Eight people were injured and eight died.
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Drop Hammer Technique

Drop hammers are an important factor in mass production. Equally important is how to use them. Here are some facts and figures on the operation at Lockheed.

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THE AVIATION NEWS

Aviation Finance

Domestic air lines flew close to 76,000,000 revenue passenger miles in February, according to the estimates of the Air Transport Assn., reversing the usual seasonal downtrend for the first time since 1937. The gain over January’s comparatively poor showing amounted to around 11 percent while an increase of 42 percent was made over the corresponding February of 1940.

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