Puckle/O.S  <br/><br/>
Time Bases 

 - London  Chapman & Hall Ltd  1945 
 - 204 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical Engineering
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Time
<br/><br/><label>Dewey Class. No.: </label>621.3  / Puc