Fifty years of cooperation    Golden jubilee ouveni    

 -  1954 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cooperation
<br/><br/><label>Dewey Class. No.: </label>XM.2.N54-N04, J4-;1