Echoes

Science Is What and Why

by Bernice Kohn Hunt

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

32 pages, Paperback

First published January 1, 1965

About the author

Bernice Hunt, M.S. (b. 1920), has enjoyed successful careers as a writer and as a psychotherapist, but she has always found time to cook for her family and friends. She lives with her husband, author Morton Hunt, near Philadelphia.