TECHNOLOGY
Wallace, Joseph

The Lightbulb

(3) 4-6 Turning Point Inventions series. Illustrated by Toby Welles. These cleanly designed books trace the creation and development of two nineteenth-century inventions. The focused texts profile Alexander Graham Bell and Thomas Edison, explain technological processes, show how these innovations were accepted by the public, and consider future applications in areas such as fiber optics and wireless telecommunications. Photos and reproductions of such items as the inventors' plans and notes add appeal. Bib., ind.

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