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Describes the basic characteristics of echoes and how, by studying them, man has gained valuable information about the nature of sonar exploration and navigation.
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Previews available in: English
Subjects
Echo, Juvenile literature, Noise, fiction, Children's fictionEdition | Availability |
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Book Details
Edition Notes
"The text of this book was first published, in somewhat different form, in 1965."
Classifications
The Physical Object
ID Numbers
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Feedback?December 17, 2022 | Edited by ImportBot | import existing book |
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December 10, 2009 | Created by WorkBot | add works page |