June 27, 1921

June 27, 1921

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“Who’s Who in American Aeronautics"

Glenn Hammond Curtiss

Ground-Plane Influence on Airplane Wings

By A. F. Zahm,R. M. Bear5 min

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“Who’s Who in American Aeronautics"

Rexford Byyrde Levisee LEVISEE, REXFORD BYRDE, Air Mail Pilot; born, Clintonville, Wis., May 10, 1888; son of W. W. Levisee Levisee ana and Martha Martha (Chandler) Levisee. Educated: Grammar and high school, Clintonville, Ville Wis. Wis.
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Glenn Hammond Curtiss

A Biography
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Ground-Plane Influence on Airplane Wings

Preface.—As the air action on the wings of an airplane may change materially, for a given speed and poise, when the craft leaves or approaches the earth’s surface, the nature of this change has been deemed worth investigating with a model in the wind tunnel.

By A. F. Zahm,R. M. Bear5 min

812813

Naval Aircraft Sink Submarine U-117

The first of a series of tests conducted by Army and Navy air forces to determine the effect of aerial bombs on naval vessels, which took place on June 21 off the Virginia Capes, resulted in the quick destruction of the surrendered German submarine U-117.
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Civilian Aviation Petitions President

Leaders of Civilian Aviation Ask for Hearing on Air Policy
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Locating Seals By Aircraft

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Aviation in the Far East

810811

Weather Reports for Aviators

812813

The Altitude Effect on Air Speed Indicators N.A.C.A. Report No. 110

800801

General Mitchell Retained in Air Service

Secretary of War Weeks Adjusts Differences between Chief Air Service Officers
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