one person
i honestly dont give a flying sh*t about this
Nikola Tesla did not invent the telegraph. The telegraph was invented by Samuel Morse in the 1830s. Tesla was known for his work in electricity and developing alternating current (AC) systems for power transmission.
telegraph changed to internet
Telegraph-Journal was created in 1862.
Yes a telegraph can be wireless. Thomas Edison invented the first wireless telegraph
The Barclay brothers puchased the Telegraph Group , which included the The Daily Telegraph, Sunday Telegraph and The spectator, from Hollinger in 2004.
Edward Bell's younger sister, Alice, through her husband's work on the overland telegraph system in Australia, gave her name to the town of Alice Springs.
The return path is through the Earth. That's called the "ground" connection.
The telegraph.
HOW THEY MADE A MORSE CODE MACHINE Samuel F.B. Morse and Alfred Vail developed an electric telegraph which sent pulses of electrical current to control an electromagnet that was located at the receiving end of the telegraph wire.
A telegraph circuit is an electrical circuit attached to a telegraph. This circuit is incomplete until the telegraph is connected, allowing for the Morse-code messages by tapping the circuit closed.