Echoes /

Describes the basic characteristics of echoes and how, by studying them, man has gained valuable information about the nature of sonar exploration and navigation.

Bibliographic Details
Main Author: Hunt, Bernice Kohn
Other Authors: Connor, Dan
Format: Book
Language:English
Published: New York : Dandelion Press, 1979.
Series:Dandelion books.
Subjects:
Description
Summary:Describes the basic characteristics of echoes and how, by studying them, man has gained valuable information about the nature of sonar exploration and navigation.
Item Description:"The text of this book was first published, in somewhat different form, in 1965."
Physical Description:32 unnumbered pages : color illustrations ; 18 x 23 cm.
ISBN:0897991028
0897990374 (pbk.) :