Armstrong, Douglas B. <br/><br/>
A key to stamp collecting 

 - 2nd 
 - London  Blackie   1938 
 - 134 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Collectors and collecting<br/>Postage stamps<br/>Stamp collecting
<br/><br/><label>Dewey Class. No.: </label>769.56  / Ar57k