Arora, C. L. <br/><br/>
Practical Physics 

 - New Delhi  S. Chand Publishing  1963 
 - p.226 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hygrometry<br/>Refractive Index
<br/><br/><label>Dewey Class. No.: </label>530 A769