Hall N F <br/><br/>
Preliminary investigation into measures... for rai 

 -  1938 
 - LON , 1938, II, B.,4 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Standard of Living Economics
<br/><br/><label>Dewey Class. No.: </label>X:16, G8