Gumz, Wilhelm. <br/><br/>
Gas producers and blast furnaces :  theory and methods of calculation / 
Wilhelm Gumz. 
 - New York :   John Wiley,  c 1950. 
 - xiii, 316 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>328  328 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial gas.
<br/><br/><label>Dewey Class. No.: </label>665.7 / G954g