TY  - BOOK
AU  - Birch,Beverley
TI  - Guglielmo Marconi: The story of radio and how it made the world a smaller place 
PY  - 1990///
CY  - Herts
PB  - Exley Pub
KW  - Marconi, Guglielmo, Marchese, 1874-1937
N1  - Includes index
ER  -