Nr 202 - XXI International Congress of Ophtalmology. 1970. ; Nr 203 - Gynecological Oncology.1970. ; Nr 204 - Congenital malformations. 1970.
Card's contents:
514,028 Nr 202 - XXI International Congress of Ophtalmology. 1970. 514,198 Nr 203 - Gynecological Oncology.1970. 513,966 Nr 204 - Congenital malformations. 1970.