Vol. 11 (1970)

View Vol. 11 (1970)

Published: 2017-11-28

Cover

Contents

Edward (Ward) Hindman
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Cover

Edward (Ward) Hindman
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Comments

Preface

Cedric Vernon
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Welcome address

Bernald Smith
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Remarks of Congressman White from Texas US

Richard White
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Address by U. S. Goverment representative

James Elms
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Opening address OSTIV President

L. de Lange
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OSTIV Plaque with Klemperer Award to F. Wortmann

OSTIV OSTIV
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F. Wortmann: personlichkeit und profil

Hans Zacher
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OSTIV diplomas awarded to P. Bikle, G. Whitfield and D. Konovalov

OSTIV OSTIV
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Articles

Untersuchung uber den optimalen leihtbau von segelflugzeugtragflachen

K. Beckel
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Water ballast loading on sailplanes

Wieslaw Stafiej
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Eine neue widerstandsarme duse zur totalenergiekompensation von variometern

D. Althaus
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Improvements in fatigue testing of sailplanes

Jozsef Gedeon
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Windkanalmessungen an profilen mit klappen bei mittleren Reynoldszahlen

D. Althaus
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Wolbklappen-automatik

Gunter Cichon
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The story of fiberglass sailplanes

Ursula Hanle
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A 'static' evaluation of the manoeuvring tail load for instantaneous unchecked longitudinal manoeuvres of sailplanes

Piero Morelli
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Elevator-induced manoeuvring loads from the standpoint of airworthiness requirements for sailplanes

Piero Morelli
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Airfoils for the variable geometry concept

F. Wortmann
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The sailplane

F. Wortmann
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A glide angle indicator for sailplanes

Frank Melsheimer
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The application of high lift devices to competition gliders

Nicholas Goodhart
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Circling performance of sailplanes

D. Marsden
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Zum dynamischen segelflug

E. Fritsch
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Elastic properties of plates glued of orthotropic layers

Leszek Duleba
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Automatic recording and analysis for glider performance testing

G. Whitfield
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Sailplane performance measured in flight

Paul Bikle
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Computer analysis of the performance of 15 m sailplanes using thermals with parabolic velocity distributions

Frank Irving
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Flugmessungen an motorseglern

Hans Zacher
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Effect of stablizer lift on sailplane performance

J. Bauman
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A universal table for gliding

Francisco Galvao
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The prospects for man-powered flight

John McMasters, Curtis Cole
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Establishing the structural integrity of aging gliders

C. Patching
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A low speed sailplane for research

D. Farrar
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Application of the valveless pulsejet engine to powered sailplanes

Robert Pegg
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An instrumented glider for meteorological research

J. Milford, G. Whitfield
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A note on the measurement of the induced drag factor of a glider

H. Goodhart
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Instruments and techniques for locating and exploiting thermals

Paul MacCready
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Sailplane flights into a classical Appalacian mountain wave as shown by the ESSA 9 weather satellite

Charles Lindsay
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Forecasting during gliding contests

Sepp Froeschl
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The synoptic-aerological conditions for the occurrence of clear air turbulence

F. Weber
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Radar observations of the convective process in the clear air - a review

T. Konrad, J. Brennan
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Thermal wave (Therma-Onda) soaring in Italy and Argentina

Plinio Rovesti
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Wave movements in the plain

Plinio Rovesti
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Use of a sailplane in measuring acoustic attenuation in the atmosphere

D. Beran, J. Gething
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Experimental investigations of stratified shearing flow

Robert Long, Michael Moore
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Mountain lee waves of the southern Rockies

Wim Toutenhoofd, Joachim Kuettner
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Advances in soaring technique in Australia

D. Reid
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The Peebles computer

Paul MacCready, Patrick Peebles, Francesco Moretti
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On the structure of thermals

D. Konovalov
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Thermal wave soaring

Joachim Kuettner
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