Lummer, O.  1860-1925. <br/><br/>
A determination of the ratio (k) of the specific heats at constant pressure and at constant volume for air, oxygen, carbon-dioxide, and hydrogen. 
By O. Lummer and E. Pringsheim. 
 - Washington,  Smithsonian Institution,  1898. 
 - v, 29 p.  illus., plate.  34 cm. 
 - Smithsonian contributions to knowledge,  v. 29, art. 6 .
 - Smithsonian Institution publication 1126. .
<br/><br/> At head of title: Hodgkins Fund. 
<br/><br/><label>LCCN: </label>s  13000111  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics.<br/>Specific heat.<br/>Gases.
<br/><br/><label>LC Class. No.: </label>Q11  / .S68