Radio Transmission Pioneer Guglielmo
This page is the CodyCross answer for the clue below from Tracking Time, Group 1047, Puzzle 1 (Fourth Dimension).
Question is: Radio Transmission Pioneer Guglielmo
and the answer is: MARCONI
Word Meaning:
MARCONI — (dated, transitive) To send (a message) via radio.
Definitions from Wiktionary.