Sobel , Dava. <br/><br/>
Longitude: The True Story of a Lone Genius who Solved the Greatest Scientific Problem of His Time / 
Dava Sobel. 
 - illustrated, reprint 
 - New York:  Harper Perennial,   1995. 
 - 184 P. ;  7.5 X 4.5 inches 
<br/><br/><label>Standard Tech. Report. No.: </label>
<br/><br/><label>Dewey Class. No.: </label>529.092  / SOB