THE first edition of this book was reviewed in NATURE of April ... in people's imagination and in reports of successes by the Wright brothers, and it was scarcely to be wondered at if applications ...

This principle, which the Wright brothers called "wing warping," was a revolutionary break-through. In 1900 they built a full-size, piloted version of a box kite and tested its control mechanisms ...

This principle, which the Wright brothers called "wing warping," was a revolutionary break-through. In 1900 they built a full-size, piloted version of a box kite and tested its control mechanisms ...

The brothers had assumed that they could learn all they needed about the theory of propellers from books on marine engineering ... propeller's performance. WILBUR WRIGHT TO OCTAVE CHANUTE DAYTON ...