電信の発明
How did people talk before cell phones? | History Remade with Sabrina
電信の進化 1791 - 2020 |電信の歴史、ドキュメンタリービデオ
Morse Code
アメリカの電信線はどうなったのでしょうか?電信がアメリカをどのように変えたか - ITの歴史
Today in History for Jan. 6th
電気の前にメール | 3分間の歴史
Man Behind Morse Code
Printing the word “Museum” in Morse Code for Samuel Morse’s birthday (born April 27, 1791)
1791年4月27日 - サミュエル・モースが生まれました。モールス信号の植字は面倒な場合があります。
Constructing the First Underwater Telegraph | The Engineering that Built the World (S1)
Basic Ielts listening - Unit 4 - Popular Science
Samuel Morse and the Dawn of the Electrical Age
The World's First Telegraph Message.Stop (ON THIS DATE: October 24) #shorts
Famous Scientists and their inventions | Inventors and their inventions Part-1
Samuel Morse Unveils the Telegraph Revolutionising Communication #shorts #onthisday #morse #secret
#1 - Morse Code
Brooklyn bridge opens, Nicholas Copernicus dies, first Telegraph message typed by Samuel Morse
Great Inventors: Samuel Morse - Episode 311
Telegraph | Patented: History of Inventions