Haas, O. F. <br/><br/>
Floodlighting /  
by O. F. Haas and K. M. Reid. 
 - Cleveland :   Incandescent Lamp Department, General Electric Company, Nela Park, Engineering Dept.,  1931. 
 - 48 p. :   il. ;   23 cm. 
<br/><br/><label>Materia: </label><br/>Iluminación eléctrica<br/>Arquitectura
<br/><br/><label>CDU. No.: </label>628.946  / H111