Hood, Peter,  1905- <br/><br/>
How time is measured / 
Peter Hood,  
 - 2nd ed. 
 - London :  Oxford U.P.,  1969. 
 - 62 p.  illus. (some col).  29 cm. 
<br/><br/>Bibliography: p. 62. 
<br/><br/><label>ISBN: </label>0198366159 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Time.
<br/><br/><label>LC Class. No.: </label>QB209  / .H62 1969 
<br/><br/><label>Dewey Class. No.: </label>529  / HOO 1969