Cartographie Congolaise. 

 - Bruxelles :    Institut Royal Colonial Belge,    1953- 
 - v. :    ill. ;    24 cm. 
 - v. 9, no. 1 (1953)- 
<br/><br/>  Latest issue consulted Vol. 9, no. 1 (1953) 
<br/><br/><label>Dewey Class. No.: </label>S PER 606.1493 A 3