Scope and Contents Document Type: Book (Technical).Purpose: Authoritative Reference.Authority: Author Expertise.Scope: Technical monograph written for a knowledgable audience by P. V. H. Weems, Lieutenant Commander, United States Navy, Retired. From Preface to Third Edition: ""This edition goes to press under critical war conditions with the purpose of assisting national defense. Material on civil airways and other phases of air navigation, which would have been...

Scope and Contents Document Type: Textbook (General).Purpose: Training & Education.Authority: Author Expertise.Document Number: 5th book in series.Series: Air-Age Education Series.Scope (from Introduction): "The revolutionary influence of aviation on military strategy is now recognized by laymen as well as by military authorities. It is also apparent that the influences of aviation on civilian life are equally revolutionary and perhaps more...