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Boy's second book of inventions

David Grayson · 2017

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About the book

Discusses the development of such inventions as the seismograph, solar motor, wireless telegraphy, steerable balloons, and the discovery and applications of radium.

Book details

Year
2017
Publisher
Createspace Independent Publishing Platform
Editions
1
Pages
106
ISBN
9781546648161

Data source: Wikidata

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