Microfilm. [S.l.] : Microfilm Data Banks S.A. : [distributed by] Credoc, [1984?-]. microfilm reels : negative ; 16 mm. Available from: ProQuest Information and Learning, Ann Arbor, MI, <2003->
Dutch and French.
Description based on: N. 243-244 (31 août et 1er sept. 1953); title from caption.