December 1, 1941

December 1, 1941

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ENGINEERING AND PRODUCTION ARTICLES

S. A. E. Engineers Review Year of Greatest Production Progress

Air Policy and Defense*

ENGINEERING AND PRODUCTION ARTICLES

Air Filters for Airplane Engine Protection

By Wm. K. Gregory,14 min

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More Features
112113
ENGINEERING AND PRODUCTION ARTICLES

S. A. E. Engineers Review Year of Greatest Production Progress

Los Angeles meeting sums up achievements of past 12 months.
4849

Air Policy and Defense*

Highlights on some of the problems associated with the operation of American aircraft in warfare
114115
ENGINEERING AND PRODUCTION ARTICLES

Air Filters for Airplane Engine Protection

This article is of timely interest because of recent emphasis on air filters for all military airplanes.

By Wm. K. Gregory,14 min

8687
ENGINEERING AND PRODUCTION ARTICLES

"Teamwork for Production"

SIPURRED by the deepening war crisis, our government has asked industry to perform a “miracle of production.” We are told that our efforts must be so intensified as to double, triple, or even quadruple the volume tanks, planes, and war weapons flowing to the battlefields.

By Robert Monroe,11 min

130131

Buyer's Log Book

What's New in Accessories, Materials, Supplies, and Equipment
5455

Air Corps Learned Plenty on Maneuvers But Did the Ground Troops?

THE air-ground operation in the GHQ phase of this year’s Louisiana maneuvers involved the greatest military force ever assembled by this country for peacetime exercises. Though the shortage of material remained acute, for the first time in 21 years sufficient planes and equipped ground units were on hand to lend an air of verisimilitude to Army large-scale mock combat.

By Garrett Underhill11 min

126127
Flying EQUIPMENT

Aviation's Changing Trends

WHILE air line securities were sharply lowered on the news of the twin plane crash, this weakness proved to be of a temporary nature and the group showed remarkable resiliency in recuperating most of its losses. In years gone by, a plane disaster depressed air line equities for a sustained period and required considerable time to refurbish investor confidence in the industry.

By Selig Altschul10 min

5051

Quick Turn-Around

WHEN transoceanic flying boats of the Boeing 314 type, were first placed in operation four years ago, an average flying time of 4½ to 5 hours a day on an airplane was considered good. On the transatlantic service we are now approaching the neighborhood of nine hours daily on this type of airplane.

By Edward W. McVitty10 min

116117
Flying EQUIPMENT

A Procedure Control for Aircraft Welding

TO make an oxy-acetylene weld, a small area at the edges of the two parts being joined is heated until a small pool of molton metal is formed. Then as this pool is made to progress along the junction of the two parts, additional metal is added from a welding rod.

By A. K. Seemann,10 min

6061

Keep 'em Flying—Abroad

Acceptance of American airplanes abroad depends not only on the quality and performance of individual types. Another important factor, too frequently neglected in the past, is the adequate supervision of maintenance service.

By Arthur L. Fornoff,10 min

November 11941 January 11942