Bolton D J <br/><br/>
Electrical measuring instruments and supply meters 

 -  1923 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>74368 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering
<br/><br/><label>Dewey Class. No.: </label>D66.:78c, F3