Le Lionnais, François,  1901-1984, <br/><br/>
Time / 
Francois le Lionnais ; translated by William D. O'Gorman. 
 - [1st English edition]. 
 - 110 pages :  illustrations (some color) ;  19 cm. 
<br/><br/> Describes man's methods for measuring time and developments in watch and clock making techniques. Discusses the concept of time in the sciences and mathematics, including entropy and relativity theory, and the nature of personal time and collective time. Beautifully illustrated. 
<br/><br/><br/>Translated from the French. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time.<br/>Time measurements.<br/>Clock and watch making.<br/>Horology.<br/>Chronology.
<br/><br/><label>Subjects--Index Terms: </label>History Global Basic time timekeeping Timekeeper (general)