John Bryan Lewellen

#2

The Story of Flight takes a jet-propelled trip through the principles and history of flight, from the first air balloon to space planes and flying frogs. It is packed full with innovative features: intriguing moveable parts, fun flaps and mini booklet.

#3

This series explores a wide range of fascinating machines through clear explanatory text supported by superb colour photographs, artworks and diagrams. This book looks at helicopters and their various types and fuctions.