Point to point telecommunications : A journal for the telecommunications engineer.
Point to point telecommunications : A journal for the telecommunications engineer.
- Chelmsford : Marconi'swireless telegraph company limited, 1961.
- v. : tbls.,gráficos.,fotos ; 24 cm.
V.5 N.3 June 1961. V.6 N.1 October 1961.
V.5 N.3 June 1961. V.6 N.1 October 1961.