Pattern of the past    can we determine it 

 -  1949 
<br/><br/><label>Standard No.: </label>91,075 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>HISTORY
<br/><br/><label>Dewey Class. No.: </label>VxM89:9, H9