Book Description
for Flying Machine by Andrew Nahum
From the Publisher
Vivid photos and lively captions document humankind's age-old desire to fly;
elucidate the principles behind lift, drag, and thrust; and reveal the inner
and outer workings of everything from gliders and hot-air balloons to
helicopters and fighter planes.
elucidate the principles behind lift, drag, and thrust; and reveal the inner
and outer workings of everything from gliders and hot-air balloons to
helicopters and fighter planes.
Publisher description retrieved from Google Books.
