Scope and Contents

Document Type: Technical Research Report Authority: Government Military (authoritative reference) Document Number: Air Service Information Circular (Aviation) Vol. II, No. 173 (dated January 15, 1921 (based on McCook Field Report Serial No. 1414, dated October 22, 1920) and Performance Test Report No. 51.

Scope: Report prepared by Flight Test Branch, Engineering Division, Air Service, McCook Field.

Contents: See title.

Scope and Contents

Document Type: Technical Research Report Authority: Government Military (authoritative reference) Document Number: Air Service Information Circular (Aviation) Vol. IV, No. 332 (dated March 15, 1922), based on McCook Field Report Serial No. 1795 (dated November 15, 1921).

Scope: Report prepared by Structures & Analysis Branch, Airplane Section, Engineering Division, Air Service, McCook Field.

Contents: See title."

Abstract PREFACE TO THE FOURTH EDITION The wide use of the first three editions of the book, both by the general public and by schools and colleges, has indicated to the authors that their hope of meeting a definite need in aeronautical literature has been fulfilled. Like its predecessors, this edition is intended primarily for the reader who desires a sound knowledge of the basic principles and a broad view of the present development of the airplane and its power plant, without giving to the...