Ruhemann, M.  1903- <br/><br/>
The separation of gases / 
by M. Ruhemann 
 - 2nd ed. 
 - Oxford :  Clarendon Press,  1940 
 - xii, 307 p. :  ill. ;  24 cm. 
 - The international series of monographs on physics .
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gases<br/>Thermodynamics