Guide, pratique d' eclairage electrique graffigny, Henry de, dir 

 - París  E. Bernard  1899 
 - Petitae encyclopedie electro-mecánique  n.7 .
<br/><br/>1899 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MECANICA APLICADA ALUMBRADO ELECTRICO<br/>TRANSFORMADORES ELECTRONICOS
<br/><br/><label>Dewey Class. No.: </label>BCAR-EXTBR COL E863 ALAd