Perrigo, A.E.B <br/><br/>
Electricity supply meters  Perrigo, A.E.B 

 - London  Chapman & Hall Ltd  1947 
 - vii,356 o. :  ill, ;   20 cm. 
<br/><br/>
<br/><br/><label>Subjects--Topical Terms: </label><br/>MCE
<br/><br/><label>Dewey Class. No.: </label>621.3746  / PER