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BY courtesy of the Institute of the Aeronautical Sciences of America and the Bristol Aeroplane Company we conclude in this issue our publication of the full text of Mr A. E. Russell's Thirteenth Wright Brothers Lecture.
What follows considers only steady climbing conditions and ignores the possible use of kinetic energy, as in zooming.
A HYDRAULIC static testing apparatus has been installed in the Structures Laboratory for the purpose of carrying out static strength tests on aircraft components and other large structures. In the design of this apparatus, an attempt has been made to provide testing facilities which are as...
THE orthodox solution of Lagrangian frequency equations involves the expansion into polynomial form of the characteristic determinantal equation in the latent roots, but this method becomes exceedingly laborious if a large number of frequencies and their associated modes are required accurately...
THE Flight Testing Department of the Socit Nationale de Constructions Aronautiques du SudOuest S.N.C.A.S.O. has, in collaboration with the Socit Delord, developed a new method of measuring and recording the variations in the electrical resistance of resistance type extensometers, known as...
THE occurrence of isolated fires in commercial, passenger carrying aircraft has focused considerable attention upon the fire risks involved in the use of combustible materials, the arrangement of functional equipment and accessories, and the effectiveness of fireproof finishes and coatings. In...
WE have used several methods to balance propellers analytically in order to avoid the cutandtry method now commonly adopted in the practical field. The method described here has been employed in the propeller shop of C.A.T.C. in China and found applicable in the following cases
The Thirteenth Wright Brothers Lecture delivered by Mr A. E. Russell of The Bristol Aeroplane Co. Ltd. before the Institute of the Aeronautical Sciences in New York on December 17, 1949. The problem of flutter is one of the earliest associated with flying but has, until comparatively recent...
To the Editor. SIR I should like to make some comments on the article by E. W. Parkes on Linear Simultaneous Equations on p. 48 of the February issue. This article does not paint a fair picture of this operation.
The Air Registration Board recently published a new section of the British Civil Airworthiness Requirements, dealing with rotorcraft. The issue is a provisional one, it being stated in the foreword that the first official issue will be published in approximately eighteen months.
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