Discovery of Longitude by Joan Marie Galat (9781455616374)

Description - Discovery of Longitude by Joan Marie Galat

Discover the fascinating story behind one of the most important changes to nautical navigation in this non fiction book for young readers. More than 300 years ago, explorers wandered the seas using unreliable maps. What they needed to know was the longitude fo their locations, but for that they neede daccurate time keeping. The book offers a detailed map of the world at that time and includes the advancements in the use of longitude since then.

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