Record of the royal society of London 

 -  1940 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>59207 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Science
<br/><br/><label>Dewey Class. No.: </label>Al3:K60n, H0            CS