Weekly transmissions of Marconi Radio International, July 20

ITALY   Weekly transmissions of Marconi Radio International, July 20:
1700-1800 on  7700 unknown secret tx site to Eu various languages USB
1830-1930 on 15070 unknown secret tx site to Eu various languages USB
2000-2100 on  7700 unknown secret tx site to Eu various languages USB
2130-2200 on  7700 unknown secret tx site to Eu various languages USB