'The radio message Marconi transmitted overseas March 27, 1899 was in this code'
Morse (code)
A DATE WITH HISTORY: The radio message Marconi transmitted overseas March 27, 1899 was in this code
The radio message Marconi transmitted overseas March 27, 1899 was in this code
The radio message Marconi transmitted overseas March 27, 1899 was in this code
A DATE WITH HISTORY
Morse code
A DATE WITH HISTORY