Hellman, Hal <br/><br/>
Navigation: Land, Sea and Sky 

 - Englewood Cliffs, N.J.  Prentice-Hall Inc.  1970 
<br/><br/> It tells of how people used to navigate. 
<br/><br/><label>ISBN: </label>n/a 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Juvenile Nonfiction
<br/><br/><label>Dewey Class. No.: </label>JN 527 HEL