Bock, Siegfried <br/><br/>
Dictionary of engineering:   Steam-, diesel-, petrol-, gas-engines, electrical-machinery tools, electricity, heat, boilers 

 - Hamburg:   Eckardt and Messtorff,   1948 
 - 249p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dictionary
<br/><br/><label>Universal Decimal Class. No.: </label>R 62(038)=30  / H8