Hawtrey R G <br/><br/>
Gold standard in theory and practice 

 -  1927 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gold and Silver
<br/><br/><label>Dewey Class. No.: </label>X6131:7:1:N2, F7-;1