Telecommunication cable sample Designer (Person) Unknown Manufacturer Unknown Date 1960 - 1980 (circa)
British Telecom phonecard, 100 units Designer (Person) Unknown Manufacturer Unknown Manufactured for BT Date 1981 - 1999
British Telecom phonecard, £2 Designer (Person) Unknown Manufacturer Unknown Manufactured for BT Date 1981 - 1999
British Telecom phonecard, 50p Designer (Person) Unknown Manufacturer Unknown Manufactured for BT Date 1981 - 1999