TY - BOOK ED - United Nations Informations Centre TI - A Catalogue of United Nations films U1 - 791.435 PY - 1900///?] CY - New Delhi PB - United Nations Information Centre KW - Catologing of filmstrips KW - Filmstrips KW - Cataloging of audio- visual materials N1 - All films are available in 16mm sound versions. These films cannot be shown on a silent projector ER -