Escher Wyss 1805-1955 :   150 years of development 

 - Zurich :   Escher Wyss,   1955?. 
 - 246 p. 
<br/><br/>History of the company;Hydraulic installations;Thermal machines I;Thermal machines II;Thermal apparatus and plant;Research;Materials testing;The works;Personnel management and social facilities 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENERGIA HIDROELECTRICA<br/>TURBINAS HIDRAULICAS
<br/><br/><label>Universal Decimal Class. No.: </label>621.224