The Boy's Book of New Inventions

Aimed at young readers, the author escorts a recurring boy-and-scientist pair through a selection of notable mechanical and electrical inventions, blending clear explanations of principles with anecdotes about inventors and experiments. Chapters survey the evolution and operation of heavier-than-air craft and their engines, wireless transmission and Tesla's proposals, motion-picture production, advances in steel and concrete, turbine and automobile engine design, and wireless telegraphy. Illustrated descriptions and practical sketches accompany technical accounts, emphasizing how recent discoveries were adapted into working machines and everyday applications.