Nomenclature Secondary Object Term
Recording, VideoNomenclature Secondary Object Term
Videodisc, DigitalNomenclature Primary Object Term
RecordingNomenclature Primary Object Term
Disk, OpticalNomenclature Sub-Class
Other DocumentsNomenclature Sub-Class
Data Processing MediaNomenclature Class
Documentary ObjectsNomenclature Class
Data Processing T&ENomenclature Category
Category 08: Communication ObjectsNomenclature Category
Category 06: Tools & Equipment for Communication
