Griffiths, J.M. Local telecommunications 2 into the digital era [Books]. Edited by J.M. Griffiths - London Peter Peregrinus Ltd. 1986 - Pages: 293 ISBN: 0863410804 0.00 Subjects--Personal Names: Telecommunication -- Great BritainTelecommunication systems. Dewey Class. No.: TK/5102.3 / LOC