The famous message sent in Morse code May 24, 1844; we guess it started dot-dash-dash
The first line telegraph message is thought to have been sent 
from Washington to Baltimore in May 1844 by Samuel Finley Breeze .... Roger 
was the radio communications morse code word for the letter R,... [DOC] [TLE] Secret agent code | Alphabet, Phonetic Alphabet and Military [PAR] Morse Code was invented by Samuel Morse for use over telegraph lines in 1835.