by D. I. Bazov
Publisher: NASA 1972
Number of pages: 295
Principles of helicopter flight under various conditions are reviewed, giving special attention to the operation of the main rotor. A brief history of helicopter development is presented, together with a summary of the main components of a helicopter and a classification of the various types of helicopters. The characteristics of the main rotor and its operation during autorotation and during axial and oblique flow are considered.
Home page url
Download or read it online for free here:
by Steven J. Dick - NASA
Thought-provoking ideas, views, and speculative reasoning. The book itself is divided into three parts: National and Global Dimensions of the Space Age; Remembrance and Cultural Representation of the Space Age; and Reflections of the Space Age.
by T.I. Ligum - NASA
This book presents the physical bases of practical high-speed aerodynamics, and the influence of air compressibility on the aerodynamic characteristics of wings and aircraft. Primary attention is turned to passenger jets.
by Roger E. Bilstein - United States Government Printing
This is a concise history of NACA and its successor agency, NASA. This edition not only updates the historical record, but restores aeronautics to its due place in the history of the agency and of mankind's most fascinating and continuing voyage.
by Sylvia Doughty Fries - NASA History Office
This is the story less of heroes than of a generation of engineers who made Apollo possible. It is thus the story of the men and women who stood where the shadow was deepest. Their story is told largely in their own words.