FURTHER READING 



Barnes, H. : Oceanography and Marine Biology. Lon- 

 don: George Allen and Unwin, Ltd., 1959. 



This up-to-date elementary survey of oceanography 

 includes a chapter on the sounds of marine animals 

 and the use of sound for exploration of the ocean 

 depths. 



Boys, C, v.: Soap Bubbles and the Forces Which Mould 

 Them. New York: Science Study Series, Doubleday 

 Anchor Books, 1959. 



A small readable classic of science which will give 

 you, among other things, a better understanding of 

 surface tension. 



Bowen, E. G. (Editor) : A Textbook of Radar. Cam- 

 bridge, England: Cambridge University Press, 2nd Edi- 

 tion, 1954. 



This textbook contains more general background ma- 

 terial, including such fascinating subjects as radar 

 echoes from the moon and the use of radar in 

 navigation. 



Buddenbrock, W. von: The Senses. Ann Arbor, Michi- 

 gan: University of Michigan Press, 1958. 



A readable and authoritative account of sense organs 

 of all sorts of animals, from the eyes of scallops to 

 inner ears of men. 



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