Dash, Joan, <br/><br/>
Die Jagd nach dem Längengrad / 
Joan Dash ; pictures by Dusan Petricic ; [translated by] Tamara Willmann. 
 - 1. Aufl. 
 - 187 pages :  illustrations ;  19 cm 
<br/><br/>Includes bibliographical references and index. 
<br/><br/> The story of John Harrison, inventor of watches and clocks, who spent forty years working on a time-machine which could be used to accurately determine longitude at sea. 
<br/><br/><label>ISBN: </label>9783570303894 3570303896 
<br/><br/><label>Subjects--Personal Names: </label><br/>Harrison, John, 1693-1776 --Juvenile literature.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chronometers--History--Juvenile literature.<br/>Longitude--Measurement--History--Juvenile literature.<br/>Clock and watch makers--Great Britain--Biography--Juvenile literature.
<br/><br/><label>Subjects--Index Terms: </label>clock United Kingdom Cbt Verlag (Germany) Dash Joan Navigation Marine Chronometer Longitude Harrison