NARAYAN (A L) <br/><br/>
Study of the optical properties of potassium vapour 

 - Madras  The Superintendent, Government Press  1925 
 - 30 
<br/><br/><label>Subjects--Topical Terms: </label><br/>vapour<br/>Study<br/>properties<br/>potassium<br/>optical
<br/><br/><label>Dewey Class. No.: </label>534/71