Copernicus Nicolaus, Mathematicus :  An exhibition celebrating the 500th Anniversary of his birth ; [bucklet]. 

 - New York :  IBM Exhibit center,  [1973]. 
 - [1] l. text and ill. in [16] p. ;  21 cm. 
 - 52(438)(092Copernicus) (NLA) .
<br/><br/><label>Subjects--Personal Names: </label><br/>Copernicus, Nicolaus, 1473-1543. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Աստղագիտություն--Ցուցահանդես
<br/><br/><label>Universal Decimal Class. No.: </label>52(438)(092Copernicus) (NLA)